Home / 148,932.80-223,399.20-89,835.20

Finding the Fourth Proportional to 148,932.80, 223,399.20 and 89,835.20

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Solution

The fourth proportional to 148,932.80, 223,399.20 and 89,835.20 is: 134,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,932.80 : 223,399.20 = 89,835.20 : x
  2. Step 2: Convert to fraction form
    148,932.80/223,399.20 = 89,835.20/x
  3. Step 3: Cross multiply
    148,932.80x = 223,399.20 × 89,835.20
  4. Step 4: Simplify right side
    148,932.80x = 20,069,111,811.84
  5. Step 5: Solve for x
    x = 20,069,111,811.84/148,932.80
  6. Step 6: Final answer
    x = 134,752.80

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1.5x scale

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.