Home / 220,294.38-304,021.28-124,801.86

Finding the Fourth Proportional to 220,294.38, 304,021.28 and 124,801.86

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Solution

The fourth proportional to 220,294.38, 304,021.28 and 124,801.86 is: 172,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,294.38 : 304,021.28 = 124,801.86 : x
  2. Step 2: Convert to fraction form
    220,294.38/304,021.28 = 124,801.86/x
  3. Step 3: Cross multiply
    220,294.38x = 304,021.28 × 124,801.86
  4. Step 4: Simplify right side
    220,294.38x = 37,942,421,223.58
  5. Step 5: Solve for x
    x = 37,942,421,223.58/220,294.38
  6. Step 6: Final answer
    x = 172,235.08

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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.