Home / 136,073.18-204,202.63-47,325.78

Finding the Fourth Proportional to 136,073.18, 204,202.63 and 47,325.78

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Solution

The fourth proportional to 136,073.18, 204,202.63 and 47,325.78 is: 71,020.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,073.18 : 204,202.63 = 47,325.78 : x
  2. Step 2: Convert to fraction form
    136,073.18/204,202.63 = 47,325.78/x
  3. Step 3: Cross multiply
    136,073.18x = 204,202.63 × 47,325.78
  4. Step 4: Simplify right side
    136,073.18x = 9,664,048,742.80
  5. Step 5: Solve for x
    x = 9,664,048,742.80/136,073.18
  6. Step 6: Final answer
    x = 71,020.97

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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.