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Finding the Fourth Proportional to 232,426.80, 348,640.20 and 82,671.98

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Solution

The fourth proportional to 232,426.80, 348,640.20 and 82,671.98 is: 124,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,426.80 : 348,640.20 = 82,671.98 : x
  2. Step 2: Convert to fraction form
    232,426.80/348,640.20 = 82,671.98/x
  3. Step 3: Cross multiply
    232,426.80x = 348,640.20 × 82,671.98
  4. Step 4: Simplify right side
    232,426.80x = 28,822,773,898.40
  5. Step 5: Solve for x
    x = 28,822,773,898.40/232,426.80
  6. Step 6: Final answer
    x = 124,007.96

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1.5x scale

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.