Home / 266,677.30-400,065.77-89,185.24

Finding the Fourth Proportional to 266,677.30, 400,065.77 and 89,185.24

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Solution

The fourth proportional to 266,677.30, 400,065.77 and 89,185.24 is: 133,794.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,677.30 : 400,065.77 = 89,185.24 : x
  2. Step 2: Convert to fraction form
    266,677.30/400,065.77 = 89,185.24/x
  3. Step 3: Cross multiply
    266,677.30x = 400,065.77 × 89,185.24
  4. Step 4: Simplify right side
    266,677.30x = 35,679,961,713.23
  5. Step 5: Solve for x
    x = 35,679,961,713.23/266,677.30
  6. Step 6: Final answer
    x = 133,794.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.