Home / 131,894.24-181,990.09-73,752.03

Finding the Fourth Proportional to 131,894.24, 181,990.09 and 73,752.03

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Solution

The fourth proportional to 131,894.24, 181,990.09 and 73,752.03 is: 101,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,894.24 : 181,990.09 = 73,752.03 : x
  2. Step 2: Convert to fraction form
    131,894.24/181,990.09 = 73,752.03/x
  3. Step 3: Cross multiply
    131,894.24x = 181,990.09 × 73,752.03
  4. Step 4: Simplify right side
    131,894.24x = 13,422,138,577.38
  5. Step 5: Solve for x
    x = 13,422,138,577.38/131,894.24
  6. Step 6: Final answer
    x = 101,764.40

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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.