Home / 126,055.36-173,954.13-68,695.18

Finding the Fourth Proportional to 126,055.36, 173,954.13 and 68,695.18

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Solution

The fourth proportional to 126,055.36, 173,954.13 and 68,695.18 is: 94,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,055.36 : 173,954.13 = 68,695.18 : x
  2. Step 2: Convert to fraction form
    126,055.36/173,954.13 = 68,695.18/x
  3. Step 3: Cross multiply
    126,055.36x = 173,954.13 × 68,695.18
  4. Step 4: Simplify right side
    126,055.36x = 11,949,810,272.09
  5. Step 5: Solve for x
    x = 11,949,810,272.09/126,055.36
  6. Step 6: Final answer
    x = 94,798.11

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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.