Home / 125,294.08-187,821.24-46,387.12

Finding the Fourth Proportional to 125,294.08, 187,821.24 and 46,387.12

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Solution

The fourth proportional to 125,294.08, 187,821.24 and 46,387.12 is: 69,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,294.08 : 187,821.24 = 46,387.12 : x
  2. Step 2: Convert to fraction form
    125,294.08/187,821.24 = 46,387.12/x
  3. Step 3: Cross multiply
    125,294.08x = 187,821.24 × 46,387.12
  4. Step 4: Simplify right side
    125,294.08x = 8,712,486,398.43
  5. Step 5: Solve for x
    x = 8,712,486,398.43/125,294.08
  6. Step 6: Final answer
    x = 69,536.30

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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.