Home / 132,344.39-182,634.89-71,915.03

Finding the Fourth Proportional to 132,344.39, 182,634.89 and 71,915.03

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Solution

The fourth proportional to 132,344.39, 182,634.89 and 71,915.03 is: 99,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,344.39 : 182,634.89 = 71,915.03 : x
  2. Step 2: Convert to fraction form
    132,344.39/182,634.89 = 71,915.03/x
  3. Step 3: Cross multiply
    132,344.39x = 182,634.89 × 71,915.03
  4. Step 4: Simplify right side
    132,344.39x = 13,134,192,320.65
  5. Step 5: Solve for x
    x = 13,134,192,320.65/132,344.39
  6. Step 6: Final answer
    x = 99,242.54

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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.