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Finding the Fourth Proportional to 169,348.84, 233,654.16 and 105,750.88

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Solution

The fourth proportional to 169,348.84, 233,654.16 and 105,750.88 is: 145,906.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,348.84 : 233,654.16 = 105,750.88 : x
  2. Step 2: Convert to fraction form
    169,348.84/233,654.16 = 105,750.88/x
  3. Step 3: Cross multiply
    169,348.84x = 233,654.16 × 105,750.88
  4. Step 4: Simplify right side
    169,348.84x = 24,709,133,035.66
  5. Step 5: Solve for x
    x = 24,709,133,035.66/169,348.84
  6. Step 6: Final answer
    x = 145,906.72

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1.5x scale

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.