Home / 126,308.20-174,334.56-83,295.43

Finding the Fourth Proportional to 126,308.20, 174,334.56 and 83,295.43

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Solution

The fourth proportional to 126,308.20, 174,334.56 and 83,295.43 is: 114,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,308.20 : 174,334.56 = 83,295.43 : x
  2. Step 2: Convert to fraction form
    126,308.20/174,334.56 = 83,295.43/x
  3. Step 3: Cross multiply
    126,308.20x = 174,334.56 × 83,295.43
  4. Step 4: Simplify right side
    126,308.20x = 14,521,272,139.06
  5. Step 5: Solve for x
    x = 14,521,272,139.06/126,308.20
  6. Step 6: Final answer
    x = 114,966.98

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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.