Home / 84,269.50-126,232.00-39,222.77

Finding the Fourth Proportional to 84,269.50, 126,232.00 and 39,222.77

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Solution

The fourth proportional to 84,269.50, 126,232.00 and 39,222.77 is: 58,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,269.50 : 126,232.00 = 39,222.77 : x
  2. Step 2: Convert to fraction form
    84,269.50/126,232.00 = 39,222.77/x
  3. Step 3: Cross multiply
    84,269.50x = 126,232.00 × 39,222.77
  4. Step 4: Simplify right side
    84,269.50x = 4,951,167,973.42
  5. Step 5: Solve for x
    x = 4,951,167,973.42/84,269.50
  6. Step 6: Final answer
    x = 58,753.98

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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.