Home / 232,712.20-349,100.70-99,591.40

Finding the Fourth Proportional to 232,712.20, 349,100.70 and 99,591.40

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Solution

The fourth proportional to 232,712.20, 349,100.70 and 99,591.40 is: 149,400.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,712.20 : 349,100.70 = 99,591.40 : x
  2. Step 2: Convert to fraction form
    232,712.20/349,100.70 = 99,591.40/x
  3. Step 3: Cross multiply
    232,712.20x = 349,100.70 × 99,591.40
  4. Step 4: Simplify right side
    232,712.20x = 34,767,427,453.98
  5. Step 5: Solve for x
    x = 34,767,427,453.98/232,712.20
  6. Step 6: Final answer
    x = 149,400.97

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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.