Home / 50,747.28-70,098.18-38,956.32

Finding the Fourth Proportional to 50,747.28, 70,098.18 and 38,956.32

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Solution

The fourth proportional to 50,747.28, 70,098.18 and 38,956.32 is: 53,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,747.28 : 70,098.18 = 38,956.32 : x
  2. Step 2: Convert to fraction form
    50,747.28/70,098.18 = 38,956.32/x
  3. Step 3: Cross multiply
    50,747.28x = 70,098.18 × 38,956.32
  4. Step 4: Simplify right side
    50,747.28x = 2,730,767,131.50
  5. Step 5: Solve for x
    x = 2,730,767,131.50/50,747.28
  6. Step 6: Final answer
    x = 53,811.10

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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.