Home / 232,695.84-321,148.88-137,211.04

Finding the Fourth Proportional to 232,695.84, 321,148.88 and 137,211.04

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Solution

The fourth proportional to 232,695.84, 321,148.88 and 137,211.04 is: 189,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,695.84 : 321,148.88 = 137,211.04 : x
  2. Step 2: Convert to fraction form
    232,695.84/321,148.88 = 137,211.04/x
  3. Step 3: Cross multiply
    232,695.84x = 321,148.88 × 137,211.04
  4. Step 4: Simplify right side
    232,695.84x = 44,065,171,819.64
  5. Step 5: Solve for x
    x = 44,065,171,819.64/232,695.84
  6. Step 6: Final answer
    x = 189,368.11

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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.