Home / 149,167.42-223,728.91-49,328.13

Finding the Fourth Proportional to 149,167.42, 223,728.91 and 49,328.13

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Solution

The fourth proportional to 149,167.42, 223,728.91 and 49,328.13 is: 73,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,167.42 : 223,728.91 = 49,328.13 : x
  2. Step 2: Convert to fraction form
    149,167.42/223,728.91 = 49,328.13/x
  3. Step 3: Cross multiply
    149,167.42x = 223,728.91 × 49,328.13
  4. Step 4: Simplify right side
    149,167.42x = 11,036,128,757.24
  5. Step 5: Solve for x
    x = 11,036,128,757.24/149,167.42
  6. Step 6: Final answer
    x = 73,984.85

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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.