Home / 266,931.52-368,667.84-181,900.96

Finding the Fourth Proportional to 266,931.52, 368,667.84 and 181,900.96

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Solution

The fourth proportional to 266,931.52, 368,667.84 and 181,900.96 is: 251,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,931.52 : 368,667.84 = 181,900.96 : x
  2. Step 2: Convert to fraction form
    266,931.52/368,667.84 = 181,900.96/x
  3. Step 3: Cross multiply
    266,931.52x = 368,667.84 × 181,900.96
  4. Step 4: Simplify right side
    266,931.52x = 67,061,034,017.13
  5. Step 5: Solve for x
    x = 67,061,034,017.13/266,931.52
  6. Step 6: Final answer
    x = 251,229.36

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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.