Home / 266,834.70-400,390.02-117,180.18

Finding the Fourth Proportional to 266,834.70, 400,390.02 and 117,180.18

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Solution

The fourth proportional to 266,834.70, 400,390.02 and 117,180.18 is: 175,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,834.70 : 400,390.02 = 117,180.18 : x
  2. Step 2: Convert to fraction form
    266,834.70/400,390.02 = 117,180.18/x
  3. Step 3: Cross multiply
    266,834.70x = 400,390.02 × 117,180.18
  4. Step 4: Simplify right side
    266,834.70x = 46,917,774,613.80
  5. Step 5: Solve for x
    x = 46,917,774,613.80/266,834.70
  6. Step 6: Final answer
    x = 175,830.86

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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.