Home / 220,975.02-304,934.67-125,469.18

Finding the Fourth Proportional to 220,975.02, 304,934.67 and 125,469.18

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Solution

The fourth proportional to 220,975.02, 304,934.67 and 125,469.18 is: 173,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,975.02 : 304,934.67 = 125,469.18 : x
  2. Step 2: Convert to fraction form
    220,975.02/304,934.67 = 125,469.18/x
  3. Step 3: Cross multiply
    220,975.02x = 304,934.67 × 125,469.18
  4. Step 4: Simplify right side
    220,975.02x = 38,259,902,998.47
  5. Step 5: Solve for x
    x = 38,259,902,998.47/220,975.02
  6. Step 6: Final answer
    x = 173,141.30

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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.