Home / 148,919.73-223,379.16-60,172.20

Finding the Fourth Proportional to 148,919.73, 223,379.16 and 60,172.20

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Solution

The fourth proportional to 148,919.73, 223,379.16 and 60,172.20 is: 90,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,919.73 : 223,379.16 = 60,172.20 : x
  2. Step 2: Convert to fraction form
    148,919.73/223,379.16 = 60,172.20/x
  3. Step 3: Cross multiply
    148,919.73x = 223,379.16 × 60,172.20
  4. Step 4: Simplify right side
    148,919.73x = 13,441,215,491.35
  5. Step 5: Solve for x
    x = 13,441,215,491.35/148,919.73
  6. Step 6: Final answer
    x = 90,258.12

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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.