Home / 220,623.46-304,467.22-125,134.18

Finding the Fourth Proportional to 220,623.46, 304,467.22 and 125,134.18

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Solution

The fourth proportional to 220,623.46, 304,467.22 and 125,134.18 is: 172,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,623.46 : 304,467.22 = 125,134.18 : x
  2. Step 2: Convert to fraction form
    220,623.46/304,467.22 = 125,134.18/x
  3. Step 3: Cross multiply
    220,623.46x = 304,467.22 × 125,134.18
  4. Step 4: Simplify right side
    220,623.46x = 38,099,255,911.58
  5. Step 5: Solve for x
    x = 38,099,255,911.58/220,623.46
  6. Step 6: Final answer
    x = 172,689.05

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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.