Home / 177,578.40-244,829.52-126,649.20

Finding the Fourth Proportional to 177,578.40, 244,829.52 and 126,649.20

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Solution

The fourth proportional to 177,578.40, 244,829.52 and 126,649.20 is: 174,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,578.40 : 244,829.52 = 126,649.20 : x
  2. Step 2: Convert to fraction form
    177,578.40/244,829.52 = 126,649.20/x
  3. Step 3: Cross multiply
    177,578.40x = 244,829.52 × 126,649.20
  4. Step 4: Simplify right side
    177,578.40x = 31,007,462,844.38
  5. Step 5: Solve for x
    x = 31,007,462,844.38/177,578.40
  6. Step 6: Final answer
    x = 174,612.81

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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.