Home / 220,963.05-304,931.07-125,471.73

Finding the Fourth Proportional to 220,963.05, 304,931.07 and 125,471.73

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Solution

The fourth proportional to 220,963.05, 304,931.07 and 125,471.73 is: 173,152.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,963.05 : 304,931.07 = 125,471.73 : x
  2. Step 2: Convert to fraction form
    220,963.05/304,931.07 = 125,471.73/x
  3. Step 3: Cross multiply
    220,963.05x = 304,931.07 × 125,471.73
  4. Step 4: Simplify right side
    220,963.05x = 38,260,228,883.65
  5. Step 5: Solve for x
    x = 38,260,228,883.65/220,963.05
  6. Step 6: Final answer
    x = 173,152.16

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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.