Home / 266,267.10-399,404.18-88,774.17

Finding the Fourth Proportional to 266,267.10, 399,404.18 and 88,774.17

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Solution

The fourth proportional to 266,267.10, 399,404.18 and 88,774.17 is: 133,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,267.10 : 399,404.18 = 88,774.17 : x
  2. Step 2: Convert to fraction form
    266,267.10/399,404.18 = 88,774.17/x
  3. Step 3: Cross multiply
    266,267.10x = 399,404.18 × 88,774.17
  4. Step 4: Simplify right side
    266,267.10x = 35,456,772,577.01
  5. Step 5: Solve for x
    x = 35,456,772,577.01/266,267.10
  6. Step 6: Final answer
    x = 133,162.42

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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.