Home / 132,235.94-182,484.92-71,806.05

Finding the Fourth Proportional to 132,235.94, 182,484.92 and 71,806.05

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Solution

The fourth proportional to 132,235.94, 182,484.92 and 71,806.05 is: 99,091.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,235.94 : 182,484.92 = 71,806.05 : x
  2. Step 2: Convert to fraction form
    132,235.94/182,484.92 = 71,806.05/x
  3. Step 3: Cross multiply
    132,235.94x = 182,484.92 × 71,806.05
  4. Step 4: Simplify right side
    132,235.94x = 13,103,520,930.74
  5. Step 5: Solve for x
    x = 13,103,520,930.74/132,235.94
  6. Step 6: Final answer
    x = 99,091.98

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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.