Home / 204,046.64-305,901.48-90,113.30

Finding the Fourth Proportional to 204,046.64, 305,901.48 and 90,113.30

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Solution

The fourth proportional to 204,046.64, 305,901.48 and 90,113.30 is: 135,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,046.64 : 305,901.48 = 90,113.30 : x
  2. Step 2: Convert to fraction form
    204,046.64/305,901.48 = 90,113.30/x
  3. Step 3: Cross multiply
    204,046.64x = 305,901.48 × 90,113.30
  4. Step 4: Simplify right side
    204,046.64x = 27,565,791,837.68
  5. Step 5: Solve for x
    x = 27,565,791,837.68/204,046.64
  6. Step 6: Final answer
    x = 135,095.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.