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Finding the Fourth Proportional to 232,970.79, 349,200.48 and 132,912.78

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Solution

The fourth proportional to 232,970.79, 349,200.48 and 132,912.78 is: 199,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,970.79 : 349,200.48 = 132,912.78 : x
  2. Step 2: Convert to fraction form
    232,970.79/349,200.48 = 132,912.78/x
  3. Step 3: Cross multiply
    232,970.79x = 349,200.48 × 132,912.78
  4. Step 4: Simplify right side
    232,970.79x = 46,413,206,574.13
  5. Step 5: Solve for x
    x = 46,413,206,574.13/232,970.79
  6. Step 6: Final answer
    x = 199,223.29

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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.