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Finding the Fourth Proportional to 60,311.10, 83,227.80 and 33,454.20

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Solution

The fourth proportional to 60,311.10, 83,227.80 and 33,454.20 is: 46,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,311.10 : 83,227.80 = 33,454.20 : x
  2. Step 2: Convert to fraction form
    60,311.10/83,227.80 = 33,454.20/x
  3. Step 3: Cross multiply
    60,311.10x = 83,227.80 × 33,454.20
  4. Step 4: Simplify right side
    60,311.10x = 2,784,319,466.76
  5. Step 5: Solve for x
    x = 2,784,319,466.76/60,311.10
  6. Step 6: Final answer
    x = 46,165.95

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1.5x scale

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.