Home / 60,785.28-91,148.72-28,737.66

Finding the Fourth Proportional to 60,785.28, 91,148.72 and 28,737.66

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Solution

The fourth proportional to 60,785.28, 91,148.72 and 28,737.66 is: 43,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,785.28 : 91,148.72 = 28,737.66 : x
  2. Step 2: Convert to fraction form
    60,785.28/91,148.72 = 28,737.66/x
  3. Step 3: Cross multiply
    60,785.28x = 91,148.72 × 28,737.66
  4. Step 4: Simplify right side
    60,785.28x = 2,619,400,924.80
  5. Step 5: Solve for x
    x = 2,619,400,924.80/60,785.28
  6. Step 6: Final answer
    x = 43,092.69

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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.