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Finding the Fourth Proportional to 266,560.92, 367,862.58 and 145,699.56

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Solution

The fourth proportional to 266,560.92, 367,862.58 and 145,699.56 is: 201,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,560.92 : 367,862.58 = 145,699.56 : x
  2. Step 2: Convert to fraction form
    266,560.92/367,862.58 = 145,699.56/x
  3. Step 3: Cross multiply
    266,560.92x = 367,862.58 × 145,699.56
  4. Step 4: Simplify right side
    266,560.92x = 53,597,416,046.46
  5. Step 5: Solve for x
    x = 53,597,416,046.46/266,560.92
  6. Step 6: Final answer
    x = 201,070.04

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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.