Home / 67,831.60-101,747.40-50,116.90

Finding the Fourth Proportional to 67,831.60, 101,747.40 and 50,116.90

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Solution

The fourth proportional to 67,831.60, 101,747.40 and 50,116.90 is: 75,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,831.60 : 101,747.40 = 50,116.90 : x
  2. Step 2: Convert to fraction form
    67,831.60/101,747.40 = 50,116.90/x
  3. Step 3: Cross multiply
    67,831.60x = 101,747.40 × 50,116.90
  4. Step 4: Simplify right side
    67,831.60x = 5,099,264,271.06
  5. Step 5: Solve for x
    x = 5,099,264,271.06/67,831.60
  6. Step 6: Final answer
    x = 75,175.35

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Similar ratio
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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.