Home / 148,952.75-223,358.73-54,116.80

Finding the Fourth Proportional to 148,952.75, 223,358.73 and 54,116.80

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Solution

The fourth proportional to 148,952.75, 223,358.73 and 54,116.80 is: 81,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,952.75 : 223,358.73 = 54,116.80 : x
  2. Step 2: Convert to fraction form
    148,952.75/223,358.73 = 54,116.80/x
  3. Step 3: Cross multiply
    148,952.75x = 223,358.73 × 54,116.80
  4. Step 4: Simplify right side
    148,952.75x = 12,087,459,719.66
  5. Step 5: Solve for x
    x = 12,087,459,719.66/148,952.75
  6. Step 6: Final answer
    x = 81,149.62

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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.