Home / 215,505.02-297,377.88-124,832

Finding the Fourth Proportional to 215,505.02, 297,377.88 and 124,832

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Solution

The fourth proportional to 215,505.02, 297,377.88 and 124,832 is: 172,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,505.02 : 297,377.88 = 124,832 : x
  2. Step 2: Convert to fraction form
    215,505.02/297,377.88 = 124,832/x
  3. Step 3: Cross multiply
    215,505.02x = 297,377.88 × 124,832
  4. Step 4: Simplify right side
    215,505.02x = 37,122,275,516.16
  5. Step 5: Solve for x
    x = 37,122,275,516.16/215,505.02
  6. Step 6: Final answer
    x = 172,257.13

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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.