Home / 149,350.40-223,508.91-143,150.25

Finding the Fourth Proportional to 149,350.40, 223,508.91 and 143,150.25

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Solution

The fourth proportional to 149,350.40, 223,508.91 and 143,150.25 is: 214,230.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,350.40 : 223,508.91 = 143,150.25 : x
  2. Step 2: Convert to fraction form
    149,350.40/223,508.91 = 143,150.25/x
  3. Step 3: Cross multiply
    149,350.40x = 223,508.91 × 143,150.25
  4. Step 4: Simplify right side
    149,350.40x = 31,995,356,343.73
  5. Step 5: Solve for x
    x = 31,995,356,343.73/149,350.40
  6. Step 6: Final answer
    x = 214,230.14

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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.