Home / 125,331.33-187,883.19-46,390.20

Finding the Fourth Proportional to 125,331.33, 187,883.19 and 46,390.20

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Solution

The fourth proportional to 125,331.33, 187,883.19 and 46,390.20 is: 69,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,331.33 : 187,883.19 = 46,390.20 : x
  2. Step 2: Convert to fraction form
    125,331.33/187,883.19 = 46,390.20/x
  3. Step 3: Cross multiply
    125,331.33x = 187,883.19 × 46,390.20
  4. Step 4: Simplify right side
    125,331.33x = 8,715,938,760.74
  5. Step 5: Solve for x
    x = 8,715,938,760.74/125,331.33
  6. Step 6: Final answer
    x = 69,543.18

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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.