Home / 222,306.24-306,779.72-126,814.52

Finding the Fourth Proportional to 222,306.24, 306,779.72 and 126,814.52

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Solution

The fourth proportional to 222,306.24, 306,779.72 and 126,814.52 is: 175,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,306.24 : 306,779.72 = 126,814.52 : x
  2. Step 2: Convert to fraction form
    222,306.24/306,779.72 = 126,814.52/x
  3. Step 3: Cross multiply
    222,306.24x = 306,779.72 × 126,814.52
  4. Step 4: Simplify right side
    222,306.24x = 38,904,122,937.53
  5. Step 5: Solve for x
    x = 38,904,122,937.53/222,306.24
  6. Step 6: Final answer
    x = 175,002.39

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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.