Home / 132,312.30-182,590.20-71,882.46

Finding the Fourth Proportional to 132,312.30, 182,590.20 and 71,882.46

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Solution

The fourth proportional to 132,312.30, 182,590.20 and 71,882.46 is: 99,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,312.30 : 182,590.20 = 71,882.46 : x
  2. Step 2: Convert to fraction form
    132,312.30/182,590.20 = 71,882.46/x
  3. Step 3: Cross multiply
    132,312.30x = 182,590.20 × 71,882.46
  4. Step 4: Simplify right side
    132,312.30x = 13,125,032,747.89
  5. Step 5: Solve for x
    x = 13,125,032,747.89/132,312.30
  6. Step 6: Final answer
    x = 99,197.37

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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.