Home / 266,512.06-399,977.88-124,284.16

Finding the Fourth Proportional to 266,512.06, 399,977.88 and 124,284.16

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Solution

The fourth proportional to 266,512.06, 399,977.88 and 124,284.16 is: 186,524.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,512.06 : 399,977.88 = 124,284.16 : x
  2. Step 2: Convert to fraction form
    266,512.06/399,977.88 = 124,284.16/x
  3. Step 3: Cross multiply
    266,512.06x = 399,977.88 × 124,284.16
  4. Step 4: Simplify right side
    266,512.06x = 49,710,914,834.38
  5. Step 5: Solve for x
    x = 49,710,914,834.38/266,512.06
  6. Step 6: Final answer
    x = 186,524.07

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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.