Home / 215,532.26-297,434.31-124,940.69

Finding the Fourth Proportional to 215,532.26, 297,434.31 and 124,940.69

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Solution

The fourth proportional to 215,532.26, 297,434.31 and 124,940.69 is: 172,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,532.26 : 297,434.31 = 124,940.69 : x
  2. Step 2: Convert to fraction form
    215,532.26/297,434.31 = 124,940.69/x
  3. Step 3: Cross multiply
    215,532.26x = 297,434.31 × 124,940.69
  4. Step 4: Simplify right side
    215,532.26x = 37,161,646,433.90
  5. Step 5: Solve for x
    x = 37,161,646,433.90/215,532.26
  6. Step 6: Final answer
    x = 172,418.03

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1.5x scale

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.