Home / 136,631.38-204,886.87-61,748.50

Finding the Fourth Proportional to 136,631.38, 204,886.87 and 61,748.50

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Solution

The fourth proportional to 136,631.38, 204,886.87 and 61,748.50 is: 92,595.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,631.38 : 204,886.87 = 61,748.50 : x
  2. Step 2: Convert to fraction form
    136,631.38/204,886.87 = 61,748.50/x
  3. Step 3: Cross multiply
    136,631.38x = 204,886.87 × 61,748.50
  4. Step 4: Simplify right side
    136,631.38x = 12,651,456,892.20
  5. Step 5: Solve for x
    x = 12,651,456,892.20/136,631.38
  6. Step 6: Final answer
    x = 92,595.54

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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.