Home / 126,688.22-174,801.98-75,693.29

Finding the Fourth Proportional to 126,688.22, 174,801.98 and 75,693.29

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Solution

The fourth proportional to 126,688.22, 174,801.98 and 75,693.29 is: 104,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,688.22 : 174,801.98 = 75,693.29 : x
  2. Step 2: Convert to fraction form
    126,688.22/174,801.98 = 75,693.29/x
  3. Step 3: Cross multiply
    126,688.22x = 174,801.98 × 75,693.29
  4. Step 4: Simplify right side
    126,688.22x = 13,231,335,712.24
  5. Step 5: Solve for x
    x = 13,231,335,712.24/126,688.22
  6. Step 6: Final answer
    x = 104,440.15

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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.