Home / 149,498.01-223,993.26-90,209.10

Finding the Fourth Proportional to 149,498.01, 223,993.26 and 90,209.10

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Solution

The fourth proportional to 149,498.01, 223,993.26 and 90,209.10 is: 135,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,498.01 : 223,993.26 = 90,209.10 : x
  2. Step 2: Convert to fraction form
    149,498.01/223,993.26 = 90,209.10/x
  3. Step 3: Cross multiply
    149,498.01x = 223,993.26 × 90,209.10
  4. Step 4: Simplify right side
    149,498.01x = 20,206,230,390.67
  5. Step 5: Solve for x
    x = 20,206,230,390.67/149,498.01
  6. Step 6: Final answer
    x = 135,160.53

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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.