Home / 126,055.60-173,954.48-68,695.42

Finding the Fourth Proportional to 126,055.60, 173,954.48 and 68,695.42

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Solution

The fourth proportional to 126,055.60, 173,954.48 and 68,695.42 is: 94,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,055.60 : 173,954.48 = 68,695.42 : x
  2. Step 2: Convert to fraction form
    126,055.60/173,954.48 = 68,695.42/x
  3. Step 3: Cross multiply
    126,055.60x = 173,954.48 × 68,695.42
  4. Step 4: Simplify right side
    126,055.60x = 11,949,876,064.48
  5. Step 5: Solve for x
    x = 11,949,876,064.48/126,055.60
  6. Step 6: Final answer
    x = 94,798.45

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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.