Home / 132,165.12-182,389.22-71,736.29

Finding the Fourth Proportional to 132,165.12, 182,389.22 and 71,736.29

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Solution

The fourth proportional to 132,165.12, 182,389.22 and 71,736.29 is: 98,996.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,165.12 : 182,389.22 = 71,736.29 : x
  2. Step 2: Convert to fraction form
    132,165.12/182,389.22 = 71,736.29/x
  3. Step 3: Cross multiply
    132,165.12x = 182,389.22 × 71,736.29
  4. Step 4: Simplify right side
    132,165.12x = 13,083,925,978.79
  5. Step 5: Solve for x
    x = 13,083,925,978.79/132,165.12
  6. Step 6: Final answer
    x = 98,996.82

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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.