Home / 50,148.32-69,079.19-38,190.87

Finding the Fourth Proportional to 50,148.32, 69,079.19 and 38,190.87

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Solution

The fourth proportional to 50,148.32, 69,079.19 and 38,190.87 is: 52,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,148.32 : 69,079.19 = 38,190.87 : x
  2. Step 2: Convert to fraction form
    50,148.32/69,079.19 = 38,190.87/x
  3. Step 3: Cross multiply
    50,148.32x = 69,079.19 × 38,190.87
  4. Step 4: Simplify right side
    50,148.32x = 2,638,194,174.04
  5. Step 5: Solve for x
    x = 2,638,194,174.04/50,148.32
  6. Step 6: Final answer
    x = 52,607.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.