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Finding the Fourth Proportional to 181,418.77, 272,152.79 and 63,074.80

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Solution

The fourth proportional to 181,418.77, 272,152.79 and 63,074.80 is: 94,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,418.77 : 272,152.79 = 63,074.80 : x
  2. Step 2: Convert to fraction form
    181,418.77/272,152.79 = 63,074.80/x
  3. Step 3: Cross multiply
    181,418.77x = 272,152.79 × 63,074.80
  4. Step 4: Simplify right side
    181,418.77x = 17,165,982,798.69
  5. Step 5: Solve for x
    x = 17,165,982,798.69/181,418.77
  6. Step 6: Final answer
    x = 94,620.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.