Home / 132,285.59-182,554.46-71,855.74

Finding the Fourth Proportional to 132,285.59, 182,554.46 and 71,855.74

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Solution

The fourth proportional to 132,285.59, 182,554.46 and 71,855.74 is: 99,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285.59 : 182,554.46 = 71,855.74 : x
  2. Step 2: Convert to fraction form
    132,285.59/182,554.46 = 71,855.74/x
  3. Step 3: Cross multiply
    132,285.59x = 182,554.46 × 71,855.74
  4. Step 4: Simplify right side
    132,285.59x = 13,117,585,951.97
  5. Step 5: Solve for x
    x = 13,117,585,951.97/132,285.59
  6. Step 6: Final answer
    x = 99,161.11

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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.