Home / 161,729.10-242,593.65-56,537.10

Finding the Fourth Proportional to 161,729.10, 242,593.65 and 56,537.10

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Solution

The fourth proportional to 161,729.10, 242,593.65 and 56,537.10 is: 84,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,729.10 : 242,593.65 = 56,537.10 : x
  2. Step 2: Convert to fraction form
    161,729.10/242,593.65 = 56,537.10/x
  3. Step 3: Cross multiply
    161,729.10x = 242,593.65 × 56,537.10
  4. Step 4: Simplify right side
    161,729.10x = 13,715,541,449.42
  5. Step 5: Solve for x
    x = 13,715,541,449.42/161,729.10
  6. Step 6: Final answer
    x = 84,805.65

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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.