Home / 126,449.17-174,497.78-69,087.25

Finding the Fourth Proportional to 126,449.17, 174,497.78 and 69,087.25

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Solution

The fourth proportional to 126,449.17, 174,497.78 and 69,087.25 is: 95,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,449.17 : 174,497.78 = 69,087.25 : x
  2. Step 2: Convert to fraction form
    126,449.17/174,497.78 = 69,087.25/x
  3. Step 3: Cross multiply
    126,449.17x = 174,497.78 × 69,087.25
  4. Step 4: Simplify right side
    126,449.17x = 12,055,572,271.68
  5. Step 5: Solve for x
    x = 12,055,572,271.68/126,449.17
  6. Step 6: Final answer
    x = 95,339.28

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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.