Home / 132,442.29-198,635.40-43,674.66

Finding the Fourth Proportional to 132,442.29, 198,635.40 and 43,674.66

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Solution

The fourth proportional to 132,442.29, 198,635.40 and 43,674.66 is: 65,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,442.29 : 198,635.40 = 43,674.66 : x
  2. Step 2: Convert to fraction form
    132,442.29/198,635.40 = 43,674.66/x
  3. Step 3: Cross multiply
    132,442.29x = 198,635.40 × 43,674.66
  4. Step 4: Simplify right side
    132,442.29x = 8,675,333,558.96
  5. Step 5: Solve for x
    x = 8,675,333,558.96/132,442.29
  6. Step 6: Final answer
    x = 65,502.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.