Home / 220,496.16-304,278.48-135,599.52

Finding the Fourth Proportional to 220,496.16, 304,278.48 and 135,599.52

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Solution

The fourth proportional to 220,496.16, 304,278.48 and 135,599.52 is: 187,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,496.16 : 304,278.48 = 135,599.52 : x
  2. Step 2: Convert to fraction form
    220,496.16/304,278.48 = 135,599.52/x
  3. Step 3: Cross multiply
    220,496.16x = 304,278.48 × 135,599.52
  4. Step 4: Simplify right side
    220,496.16x = 41,260,015,834.33
  5. Step 5: Solve for x
    x = 41,260,015,834.33/220,496.16
  6. Step 6: Final answer
    x = 187,123.51

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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.