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Finding the Fourth Proportional to 266,652.57, 368,003.34 and 151,966.29

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Solution

The fourth proportional to 266,652.57, 368,003.34 and 151,966.29 is: 209,726.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,652.57 : 368,003.34 = 151,966.29 : x
  2. Step 2: Convert to fraction form
    266,652.57/368,003.34 = 151,966.29/x
  3. Step 3: Cross multiply
    266,652.57x = 368,003.34 × 151,966.29
  4. Step 4: Simplify right side
    266,652.57x = 55,924,102,287.41
  5. Step 5: Solve for x
    x = 55,924,102,287.41/266,652.57
  6. Step 6: Final answer
    x = 209,726.47

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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.