Home / 125,331.32-187,953.18-50,432.01

Finding the Fourth Proportional to 125,331.32, 187,953.18 and 50,432.01

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Solution

The fourth proportional to 125,331.32, 187,953.18 and 50,432.01 is: 75,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,331.32 : 187,953.18 = 50,432.01 : x
  2. Step 2: Convert to fraction form
    125,331.32/187,953.18 = 50,432.01/x
  3. Step 3: Cross multiply
    125,331.32x = 187,953.18 × 50,432.01
  4. Step 4: Simplify right side
    125,331.32x = 9,478,856,653.29
  5. Step 5: Solve for x
    x = 9,478,856,653.29/125,331.32
  6. Step 6: Final answer
    x = 75,630.39

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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.