Home / 125,179.10-187,776.28-40,948.16

Finding the Fourth Proportional to 125,179.10, 187,776.28 and 40,948.16

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Solution

The fourth proportional to 125,179.10, 187,776.28 and 40,948.16 is: 61,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,179.10 : 187,776.28 = 40,948.16 : x
  2. Step 2: Convert to fraction form
    125,179.10/187,776.28 = 40,948.16/x
  3. Step 3: Cross multiply
    125,179.10x = 187,776.28 × 40,948.16
  4. Step 4: Simplify right side
    125,179.10x = 7,689,092,567.74
  5. Step 5: Solve for x
    x = 7,689,092,567.74/125,179.10
  6. Step 6: Final answer
    x = 61,424.73

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1.5x scale

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.