Home / 112,204.40-168,264.61-48,154.46

Finding the Fourth Proportional to 112,204.40, 168,264.61 and 48,154.46

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Solution

The fourth proportional to 112,204.40, 168,264.61 and 48,154.46 is: 72,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,204.40 : 168,264.61 = 48,154.46 : x
  2. Step 2: Convert to fraction form
    112,204.40/168,264.61 = 48,154.46/x
  3. Step 3: Cross multiply
    112,204.40x = 168,264.61 × 48,154.46
  4. Step 4: Simplify right side
    112,204.40x = 8,102,690,469.95
  5. Step 5: Solve for x
    x = 8,102,690,469.95/112,204.40
  6. Step 6: Final answer
    x = 72,213.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.