Home / 220,460.54-304,240.86-134,423.96

Finding the Fourth Proportional to 220,460.54, 304,240.86 and 134,423.96

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Solution

The fourth proportional to 220,460.54, 304,240.86 and 134,423.96 is: 185,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,460.54 : 304,240.86 = 134,423.96 : x
  2. Step 2: Convert to fraction form
    220,460.54/304,240.86 = 134,423.96/x
  3. Step 3: Cross multiply
    220,460.54x = 304,240.86 × 134,423.96
  4. Step 4: Simplify right side
    220,460.54x = 40,897,259,673.80
  5. Step 5: Solve for x
    x = 40,897,259,673.80/220,460.54
  6. Step 6: Final answer
    x = 185,508.30

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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.