Home / 132,318.30-182,598.48-71,888.46

Finding the Fourth Proportional to 132,318.30, 182,598.48 and 71,888.46

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Solution

The fourth proportional to 132,318.30, 182,598.48 and 71,888.46 is: 99,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,318.30 : 182,598.48 = 71,888.46 : x
  2. Step 2: Convert to fraction form
    132,318.30/182,598.48 = 71,888.46/x
  3. Step 3: Cross multiply
    132,318.30x = 182,598.48 × 71,888.46
  4. Step 4: Simplify right side
    132,318.30x = 13,126,723,525.54
  5. Step 5: Solve for x
    x = 13,126,723,525.54/132,318.30
  6. Step 6: Final answer
    x = 99,205.65

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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.