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Finding the Fourth Proportional to 72,366.80, 108,560.70 and 22,450.92

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Solution

The fourth proportional to 72,366.80, 108,560.70 and 22,450.92 is: 33,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,366.80 : 108,560.70 = 22,450.92 : x
  2. Step 2: Convert to fraction form
    72,366.80/108,560.70 = 22,450.92/x
  3. Step 3: Cross multiply
    72,366.80x = 108,560.70 × 22,450.92
  4. Step 4: Simplify right side
    72,366.80x = 2,437,287,590.84
  5. Step 5: Solve for x
    x = 2,437,287,590.84/72,366.80
  6. Step 6: Final answer
    x = 33,679.64

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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.