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Finding the Fourth Proportional to 63,250.20, 94,948.20 and 38,318.40

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Solution

The fourth proportional to 63,250.20, 94,948.20 and 38,318.40 is: 57,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,250.20 : 94,948.20 = 38,318.40 : x
  2. Step 2: Convert to fraction form
    63,250.20/94,948.20 = 38,318.40/x
  3. Step 3: Cross multiply
    63,250.20x = 94,948.20 × 38,318.40
  4. Step 4: Simplify right side
    63,250.20x = 3,638,263,106.88
  5. Step 5: Solve for x
    x = 3,638,263,106.88/63,250.20
  6. Step 6: Final answer
    x = 57,521.76

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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.