Home / 225,263.13-310,863.11-124,667.61

Finding the Fourth Proportional to 225,263.13, 310,863.11 and 124,667.61

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Solution

The fourth proportional to 225,263.13, 310,863.11 and 124,667.61 is: 172,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,263.13 : 310,863.11 = 124,667.61 : x
  2. Step 2: Convert to fraction form
    225,263.13/310,863.11 = 124,667.61/x
  3. Step 3: Cross multiply
    225,263.13x = 310,863.11 × 124,667.61
  4. Step 4: Simplify right side
    225,263.13x = 38,754,560,960.87
  5. Step 5: Solve for x
    x = 38,754,560,960.87/225,263.13
  6. Step 6: Final answer
    x = 172,041.30

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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.