Home / 149,349.89-223,508.16-143,149.75

Finding the Fourth Proportional to 149,349.89, 223,508.16 and 143,149.75

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Solution

The fourth proportional to 149,349.89, 223,508.16 and 143,149.75 is: 214,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,349.89 : 223,508.16 = 143,149.75 : x
  2. Step 2: Convert to fraction form
    149,349.89/223,508.16 = 143,149.75/x
  3. Step 3: Cross multiply
    149,349.89x = 223,508.16 × 143,149.75
  4. Step 4: Simplify right side
    149,349.89x = 31,995,136,668.19
  5. Step 5: Solve for x
    x = 31,995,136,668.19/149,349.89
  6. Step 6: Final answer
    x = 214,229.39

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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.