Home / 132,298.47-182,575.17-71,869.10

Finding the Fourth Proportional to 132,298.47, 182,575.17 and 71,869.10

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Solution

The fourth proportional to 132,298.47, 182,575.17 and 71,869.10 is: 99,181.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,298.47 : 182,575.17 = 71,869.10 : x
  2. Step 2: Convert to fraction form
    132,298.47/182,575.17 = 71,869.10/x
  3. Step 3: Cross multiply
    132,298.47x = 182,575.17 × 71,869.10
  4. Step 4: Simplify right side
    132,298.47x = 13,121,512,237.37
  5. Step 5: Solve for x
    x = 13,121,512,237.37/132,298.47
  6. Step 6: Final answer
    x = 99,181.13

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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.