Home / 126,859.29-175,058.31-69,487.17

Finding the Fourth Proportional to 126,859.29, 175,058.31 and 69,487.17

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Solution

The fourth proportional to 126,859.29, 175,058.31 and 69,487.17 is: 95,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,859.29 : 175,058.31 = 69,487.17 : x
  2. Step 2: Convert to fraction form
    126,859.29/175,058.31 = 69,487.17/x
  3. Step 3: Cross multiply
    126,859.29x = 175,058.31 × 69,487.17
  4. Step 4: Simplify right side
    126,859.29x = 12,164,306,546.88
  5. Step 5: Solve for x
    x = 12,164,306,546.88/126,859.29
  6. Step 6: Final answer
    x = 95,888.18

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1.5x scale

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.