Home / 215,403.33-297,296.45-124,759.27

Finding the Fourth Proportional to 215,403.33, 297,296.45 and 124,759.27

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Solution

The fourth proportional to 215,403.33, 297,296.45 and 124,759.27 is: 172,190.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,403.33 : 297,296.45 = 124,759.27 : x
  2. Step 2: Convert to fraction form
    215,403.33/297,296.45 = 124,759.27/x
  3. Step 3: Cross multiply
    215,403.33x = 297,296.45 × 124,759.27
  4. Step 4: Simplify right side
    215,403.33x = 37,090,488,075.59
  5. Step 5: Solve for x
    x = 37,090,488,075.59/215,403.33
  6. Step 6: Final answer
    x = 172,190.88

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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.