Home / 132,176.19-182,403.30-71,746.80

Finding the Fourth Proportional to 132,176.19, 182,403.30 and 71,746.80

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Solution

The fourth proportional to 132,176.19, 182,403.30 and 71,746.80 is: 99,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,176.19 : 182,403.30 = 71,746.80 : x
  2. Step 2: Convert to fraction form
    132,176.19/182,403.30 = 71,746.80/x
  3. Step 3: Cross multiply
    132,176.19x = 182,403.30 × 71,746.80
  4. Step 4: Simplify right side
    132,176.19x = 13,086,853,084.44
  5. Step 5: Solve for x
    x = 13,086,853,084.44/132,176.19
  6. Step 6: Final answer
    x = 99,010.67

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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.