Home / 136,187.57-204,282.26-47,442.75

Finding the Fourth Proportional to 136,187.57, 204,282.26 and 47,442.75

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Solution

The fourth proportional to 136,187.57, 204,282.26 and 47,442.75 is: 71,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,187.57 : 204,282.26 = 47,442.75 : x
  2. Step 2: Convert to fraction form
    136,187.57/204,282.26 = 47,442.75/x
  3. Step 3: Cross multiply
    136,187.57x = 204,282.26 × 47,442.75
  4. Step 4: Simplify right side
    136,187.57x = 9,691,711,953.40
  5. Step 5: Solve for x
    x = 9,691,711,953.40/136,187.57
  6. Step 6: Final answer
    x = 71,164.44

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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.