Home / 126,187.50-174,095.67-71,734.17

Finding the Fourth Proportional to 126,187.50, 174,095.67 and 71,734.17

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Solution

The fourth proportional to 126,187.50, 174,095.67 and 71,734.17 is: 98,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,187.50 : 174,095.67 = 71,734.17 : x
  2. Step 2: Convert to fraction form
    126,187.50/174,095.67 = 71,734.17/x
  3. Step 3: Cross multiply
    126,187.50x = 174,095.67 × 71,734.17
  4. Step 4: Simplify right side
    126,187.50x = 12,488,608,388.04
  5. Step 5: Solve for x
    x = 12,488,608,388.04/126,187.50
  6. Step 6: Final answer
    x = 98,968.66

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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.