Home / 132,227.73-182,448.60-78,529.59

Finding the Fourth Proportional to 132,227.73, 182,448.60 and 78,529.59

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Solution

The fourth proportional to 132,227.73, 182,448.60 and 78,529.59 is: 108,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,227.73 : 182,448.60 = 78,529.59 : x
  2. Step 2: Convert to fraction form
    132,227.73/182,448.60 = 78,529.59/x
  3. Step 3: Cross multiply
    132,227.73x = 182,448.60 × 78,529.59
  4. Step 4: Simplify right side
    132,227.73x = 14,327,612,449.18
  5. Step 5: Solve for x
    x = 14,327,612,449.18/132,227.73
  6. Step 6: Final answer
    x = 108,355.58

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1.5x scale

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.