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Finding the Fourth Proportional to 60,758.28, 91,195.80 and 29,615.40

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Solution

The fourth proportional to 60,758.28, 91,195.80 and 29,615.40 is: 44,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,758.28 : 91,195.80 = 29,615.40 : x
  2. Step 2: Convert to fraction form
    60,758.28/91,195.80 = 29,615.40/x
  3. Step 3: Cross multiply
    60,758.28x = 91,195.80 × 29,615.40
  4. Step 4: Simplify right side
    60,758.28x = 2,700,800,095.32
  5. Step 5: Solve for x
    x = 2,700,800,095.32/60,758.28
  6. Step 6: Final answer
    x = 44,451.56

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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.