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Finding the Fourth Proportional to 266,951.27, 368,387.82 and 146,090.12

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Solution

The fourth proportional to 266,951.27, 368,387.82 and 146,090.12 is: 201,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,951.27 : 368,387.82 = 146,090.12 : x
  2. Step 2: Convert to fraction form
    266,951.27/368,387.82 = 146,090.12/x
  3. Step 3: Cross multiply
    266,951.27x = 368,387.82 × 146,090.12
  4. Step 4: Simplify right side
    266,951.27x = 53,817,818,988.40
  5. Step 5: Solve for x
    x = 53,817,818,988.40/266,951.27
  6. Step 6: Final answer
    x = 201,601.66

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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.