Home / 225,197.16-310,767.30-123,222.22

Finding the Fourth Proportional to 225,197.16, 310,767.30 and 123,222.22

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Solution

The fourth proportional to 225,197.16, 310,767.30 and 123,222.22 is: 170,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,197.16 : 310,767.30 = 123,222.22 : x
  2. Step 2: Convert to fraction form
    225,197.16/310,767.30 = 123,222.22/x
  3. Step 3: Cross multiply
    225,197.16x = 310,767.30 × 123,222.22
  4. Step 4: Simplify right side
    225,197.16x = 38,293,436,609.41
  5. Step 5: Solve for x
    x = 38,293,436,609.41/225,197.16
  6. Step 6: Final answer
    x = 170,044.05

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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.