Home / 129,513.65-194,402.99-106,952.47

Finding the Fourth Proportional to 129,513.65, 194,402.99 and 106,952.47

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Solution

The fourth proportional to 129,513.65, 194,402.99 and 106,952.47 is: 160,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,513.65 : 194,402.99 = 106,952.47 : x
  2. Step 2: Convert to fraction form
    129,513.65/194,402.99 = 106,952.47/x
  3. Step 3: Cross multiply
    129,513.65x = 194,402.99 × 106,952.47
  4. Step 4: Simplify right side
    129,513.65x = 20,791,879,135.65
  5. Step 5: Solve for x
    x = 20,791,879,135.65/129,513.65
  6. Step 6: Final answer
    x = 160,538.13

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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.