Home / 136,214.20-204,321.30-61,360.48

Finding the Fourth Proportional to 136,214.20, 204,321.30 and 61,360.48

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Solution

The fourth proportional to 136,214.20, 204,321.30 and 61,360.48 is: 92,040.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,214.20 : 204,321.30 = 61,360.48 : x
  2. Step 2: Convert to fraction form
    136,214.20/204,321.30 = 61,360.48/x
  3. Step 3: Cross multiply
    136,214.20x = 204,321.30 × 61,360.48
  4. Step 4: Simplify right side
    136,214.20x = 12,537,253,042.22
  5. Step 5: Solve for x
    x = 12,537,253,042.22/136,214.20
  6. Step 6: Final answer
    x = 92,040.72

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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.