Home / 132,024.96-182,294.22-81,107.46

Finding the Fourth Proportional to 132,024.96, 182,294.22 and 81,107.46

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Solution

The fourth proportional to 132,024.96, 182,294.22 and 81,107.46 is: 111,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,024.96 : 182,294.22 = 81,107.46 : x
  2. Step 2: Convert to fraction form
    132,024.96/182,294.22 = 81,107.46/x
  3. Step 3: Cross multiply
    132,024.96x = 182,294.22 × 81,107.46
  4. Step 4: Simplify right side
    132,024.96x = 14,785,421,156.88
  5. Step 5: Solve for x
    x = 14,785,421,156.88/132,024.96
  6. Step 6: Final answer
    x = 111,989.59

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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.