Home / 149,247.20-223,870.80-99,164.90

Finding the Fourth Proportional to 149,247.20, 223,870.80 and 99,164.90

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Solution

The fourth proportional to 149,247.20, 223,870.80 and 99,164.90 is: 148,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,247.20 : 223,870.80 = 99,164.90 : x
  2. Step 2: Convert to fraction form
    149,247.20/223,870.80 = 99,164.90/x
  3. Step 3: Cross multiply
    149,247.20x = 223,870.80 × 99,164.90
  4. Step 4: Simplify right side
    149,247.20x = 22,200,125,494.92
  5. Step 5: Solve for x
    x = 22,200,125,494.92/149,247.20
  6. Step 6: Final answer
    x = 148,747.35

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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.