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Finding the Fourth Proportional to 169,392.48, 233,755.74 and 93,948

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Solution

The fourth proportional to 169,392.48, 233,755.74 and 93,948 is: 129,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,392.48 : 233,755.74 = 93,948 : x
  2. Step 2: Convert to fraction form
    169,392.48/233,755.74 = 93,948/x
  3. Step 3: Cross multiply
    169,392.48x = 233,755.74 × 93,948
  4. Step 4: Simplify right side
    169,392.48x = 21,960,884,261.52
  5. Step 5: Solve for x
    x = 21,960,884,261.52/169,392.48
  6. Step 6: Final answer
    x = 129,644.98

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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.