Home / 47,541.52-71,102.69-42,310.95

Finding the Fourth Proportional to 47,541.52, 71,102.69 and 42,310.95

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Solution

The fourth proportional to 47,541.52, 71,102.69 and 42,310.95 is: 63,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,541.52 : 71,102.69 = 42,310.95 : x
  2. Step 2: Convert to fraction form
    47,541.52/71,102.69 = 42,310.95/x
  3. Step 3: Cross multiply
    47,541.52x = 71,102.69 × 42,310.95
  4. Step 4: Simplify right side
    47,541.52x = 3,008,422,361.46
  5. Step 5: Solve for x
    x = 3,008,422,361.46/47,541.52
  6. Step 6: Final answer
    x = 63,279.89

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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.