Home / 148,998.18-223,495.38-36,679.80

Finding the Fourth Proportional to 148,998.18, 223,495.38 and 36,679.80

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Solution

The fourth proportional to 148,998.18, 223,495.38 and 36,679.80 is: 55,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,998.18 : 223,495.38 = 36,679.80 : x
  2. Step 2: Convert to fraction form
    148,998.18/223,495.38 = 36,679.80/x
  3. Step 3: Cross multiply
    148,998.18x = 223,495.38 × 36,679.80
  4. Step 4: Simplify right side
    148,998.18x = 8,197,765,839.32
  5. Step 5: Solve for x
    x = 8,197,765,839.32/148,998.18
  6. Step 6: Final answer
    x = 55,019.23

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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.