Home / 126,064.32-173,968.20-68,706.96

Finding the Fourth Proportional to 126,064.32, 173,968.20 and 68,706.96

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Solution

The fourth proportional to 126,064.32, 173,968.20 and 68,706.96 is: 94,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,064.32 : 173,968.20 = 68,706.96 : x
  2. Step 2: Convert to fraction form
    126,064.32/173,968.20 = 68,706.96/x
  3. Step 3: Cross multiply
    126,064.32x = 173,968.20 × 68,706.96
  4. Step 4: Simplify right side
    126,064.32x = 11,952,826,158.67
  5. Step 5: Solve for x
    x = 11,952,826,158.67/126,064.32
  6. Step 6: Final answer
    x = 94,815.30

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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.