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Finding the Fourth Proportional to 228,822.14, 343,229.52 and 71,050.74

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Solution

The fourth proportional to 228,822.14, 343,229.52 and 71,050.74 is: 106,574.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,822.14 : 343,229.52 = 71,050.74 : x
  2. Step 2: Convert to fraction form
    228,822.14/343,229.52 = 71,050.74/x
  3. Step 3: Cross multiply
    228,822.14x = 343,229.52 × 71,050.74
  4. Step 4: Simplify right side
    228,822.14x = 24,386,711,385.84
  5. Step 5: Solve for x
    x = 24,386,711,385.84/228,822.14
  6. Step 6: Final answer
    x = 106,574.96

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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.