Home / 132,049.49-182,232.42-74,687.69

Finding the Fourth Proportional to 132,049.49, 182,232.42 and 74,687.69

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Solution

The fourth proportional to 132,049.49, 182,232.42 and 74,687.69 is: 103,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,049.49 : 182,232.42 = 74,687.69 : x
  2. Step 2: Convert to fraction form
    132,049.49/182,232.42 = 74,687.69/x
  3. Step 3: Cross multiply
    132,049.49x = 182,232.42 × 74,687.69
  4. Step 4: Simplify right side
    132,049.49x = 13,610,518,948.49
  5. Step 5: Solve for x
    x = 13,610,518,948.49/132,049.49
  6. Step 6: Final answer
    x = 103,071.35

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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.