Home / 198,387.14-297,547.86-65,269.04

Finding the Fourth Proportional to 198,387.14, 297,547.86 and 65,269.04

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Solution

The fourth proportional to 198,387.14, 297,547.86 and 65,269.04 is: 97,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,387.14 : 297,547.86 = 65,269.04 : x
  2. Step 2: Convert to fraction form
    198,387.14/297,547.86 = 65,269.04/x
  3. Step 3: Cross multiply
    198,387.14x = 297,547.86 × 65,269.04
  4. Step 4: Simplify right side
    198,387.14x = 19,420,663,176.25
  5. Step 5: Solve for x
    x = 19,420,663,176.25/198,387.14
  6. Step 6: Final answer
    x = 97,892.75

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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.