Home / 132,219.30-182,461.60-71,788.74

Finding the Fourth Proportional to 132,219.30, 182,461.60 and 71,788.74

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Solution

The fourth proportional to 132,219.30, 182,461.60 and 71,788.74 is: 99,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,219.30 : 182,461.60 = 71,788.74 : x
  2. Step 2: Convert to fraction form
    132,219.30/182,461.60 = 71,788.74/x
  3. Step 3: Cross multiply
    132,219.30x = 182,461.60 × 71,788.74
  4. Step 4: Simplify right side
    132,219.30x = 13,098,688,362.38
  5. Step 5: Solve for x
    x = 13,098,688,362.38/132,219.30
  6. Step 6: Final answer
    x = 99,067.90

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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.