Home / 132,281.53-182,549.98-77,845.73

Finding the Fourth Proportional to 132,281.53, 182,549.98 and 77,845.73

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Solution

The fourth proportional to 132,281.53, 182,549.98 and 77,845.73 is: 107,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,281.53 : 182,549.98 = 77,845.73 : x
  2. Step 2: Convert to fraction form
    132,281.53/182,549.98 = 77,845.73/x
  3. Step 3: Cross multiply
    132,281.53x = 182,549.98 × 77,845.73
  4. Step 4: Simplify right side
    132,281.53x = 14,210,736,454.59
  5. Step 5: Solve for x
    x = 14,210,736,454.59/132,281.53
  6. Step 6: Final answer
    x = 107,427.97

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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.