Home / 72,211.92-108,307.85-22,293.66

Finding the Fourth Proportional to 72,211.92, 108,307.85 and 22,293.66

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Solution

The fourth proportional to 72,211.92, 108,307.85 and 22,293.66 is: 33,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,211.92 : 108,307.85 = 22,293.66 : x
  2. Step 2: Convert to fraction form
    72,211.92/108,307.85 = 22,293.66/x
  3. Step 3: Cross multiply
    72,211.92x = 108,307.85 × 22,293.66
  4. Step 4: Simplify right side
    72,211.92x = 2,414,578,383.23
  5. Step 5: Solve for x
    x = 2,414,578,383.23/72,211.92
  6. Step 6: Final answer
    x = 33,437.39

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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.