Home / 222,404.13-306,939.71-126,925.18

Finding the Fourth Proportional to 222,404.13, 306,939.71 and 126,925.18

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Solution

The fourth proportional to 222,404.13, 306,939.71 and 126,925.18 is: 175,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,404.13 : 306,939.71 = 126,925.18 : x
  2. Step 2: Convert to fraction form
    222,404.13/306,939.71 = 126,925.18/x
  3. Step 3: Cross multiply
    222,404.13x = 306,939.71 × 126,925.18
  4. Step 4: Simplify right side
    222,404.13x = 38,958,377,490.86
  5. Step 5: Solve for x
    x = 38,958,377,490.86/222,404.13
  6. Step 6: Final answer
    x = 175,169.31

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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.