Home / 148,933.40-223,400.10-89,738.60

Finding the Fourth Proportional to 148,933.40, 223,400.10 and 89,738.60

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Solution

The fourth proportional to 148,933.40, 223,400.10 and 89,738.60 is: 134,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,933.40 : 223,400.10 = 89,738.60 : x
  2. Step 2: Convert to fraction form
    148,933.40/223,400.10 = 89,738.60/x
  3. Step 3: Cross multiply
    148,933.40x = 223,400.10 × 89,738.60
  4. Step 4: Simplify right side
    148,933.40x = 20,047,612,213.86
  5. Step 5: Solve for x
    x = 20,047,612,213.86/148,933.40
  6. Step 6: Final answer
    x = 134,607.90

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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.