Home / 119,565.14-165,007.35-65,850.14

Finding the Fourth Proportional to 119,565.14, 165,007.35 and 65,850.14

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Solution

The fourth proportional to 119,565.14, 165,007.35 and 65,850.14 is: 90,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,565.14 : 165,007.35 = 65,850.14 : x
  2. Step 2: Convert to fraction form
    119,565.14/165,007.35 = 65,850.14/x
  3. Step 3: Cross multiply
    119,565.14x = 165,007.35 × 65,850.14
  4. Step 4: Simplify right side
    119,565.14x = 10,865,757,098.53
  5. Step 5: Solve for x
    x = 10,865,757,098.53/119,565.14
  6. Step 6: Final answer
    x = 90,877.30

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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.