Home / 177,579.40-244,830.90-126,650.20

Finding the Fourth Proportional to 177,579.40, 244,830.90 and 126,650.20

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Solution

The fourth proportional to 177,579.40, 244,830.90 and 126,650.20 is: 174,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,579.40 : 244,830.90 = 126,650.20 : x
  2. Step 2: Convert to fraction form
    177,579.40/244,830.90 = 126,650.20/x
  3. Step 3: Cross multiply
    177,579.40x = 244,830.90 × 126,650.20
  4. Step 4: Simplify right side
    177,579.40x = 31,007,882,451.18
  5. Step 5: Solve for x
    x = 31,007,882,451.18/177,579.40
  6. Step 6: Final answer
    x = 174,614.19

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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.