Home / 132,442.76-182,774.90-72,013.32

Finding the Fourth Proportional to 132,442.76, 182,774.90 and 72,013.32

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Solution

The fourth proportional to 132,442.76, 182,774.90 and 72,013.32 is: 99,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,442.76 : 182,774.90 = 72,013.32 : x
  2. Step 2: Convert to fraction form
    132,442.76/182,774.90 = 72,013.32/x
  3. Step 3: Cross multiply
    132,442.76x = 182,774.90 × 72,013.32
  4. Step 4: Simplify right side
    132,442.76x = 13,162,227,361.67
  5. Step 5: Solve for x
    x = 13,162,227,361.67/132,442.76
  6. Step 6: Final answer
    x = 99,380.50

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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.