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Finding the Fourth Proportional to 240,893.80, 332,549 and 169,335.16

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Solution

The fourth proportional to 240,893.80, 332,549 and 169,335.16 is: 233,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,893.80 : 332,549 = 169,335.16 : x
  2. Step 2: Convert to fraction form
    240,893.80/332,549 = 169,335.16/x
  3. Step 3: Cross multiply
    240,893.80x = 332,549 × 169,335.16
  4. Step 4: Simplify right side
    240,893.80x = 56,312,238,122.84
  5. Step 5: Solve for x
    x = 56,312,238,122.84/240,893.80
  6. Step 6: Final answer
    x = 233,763.75

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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.