Home / 126,292.16-174,346.26-78,560.84

Finding the Fourth Proportional to 126,292.16, 174,346.26 and 78,560.84

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Solution

The fourth proportional to 126,292.16, 174,346.26 and 78,560.84 is: 108,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,292.16 : 174,346.26 = 78,560.84 : x
  2. Step 2: Convert to fraction form
    126,292.16/174,346.26 = 78,560.84/x
  3. Step 3: Cross multiply
    126,292.16x = 174,346.26 × 78,560.84
  4. Step 4: Simplify right side
    126,292.16x = 13,696,788,636.46
  5. Step 5: Solve for x
    x = 13,696,788,636.46/126,292.16
  6. Step 6: Final answer
    x = 108,453.20

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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.