Home / 131,760,962.72-181,830,124.94-73,032,451.16

Finding the Fourth Proportional to 131,760,962.72, 181,830,124.94 and 73,032,451.16

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Solution

The fourth proportional to 131,760,962.72, 181,830,124.94 and 73,032,451.16 is: 100,784,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,760,962.72 : 181,830,124.94 = 73,032,451.16 : x
  2. Step 2: Convert to fraction form
    131,760,962.72/181,830,124.94 = 73,032,451.16/x
  3. Step 3: Cross multiply
    131,760,962.72x = 181,830,124.94 × 73,032,451.16
  4. Step 4: Simplify right side
    131,760,962.72x = 13,279,499,719,734,402
  5. Step 5: Solve for x
    x = 13,279,499,719,734,402/131,760,962.72
  6. Step 6: Final answer
    x = 100,784,780.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.