Home / 136,344.54-204,535.53-69,819.42

Finding the Fourth Proportional to 136,344.54, 204,535.53 and 69,819.42

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Solution

The fourth proportional to 136,344.54, 204,535.53 and 69,819.42 is: 104,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,344.54 : 204,535.53 = 69,819.42 : x
  2. Step 2: Convert to fraction form
    136,344.54/204,535.53 = 69,819.42/x
  3. Step 3: Cross multiply
    136,344.54x = 204,535.53 × 69,819.42
  4. Step 4: Simplify right side
    136,344.54x = 14,280,552,073.99
  5. Step 5: Solve for x
    x = 14,280,552,073.99/136,344.54
  6. Step 6: Final answer
    x = 104,738.72

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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.