Home / 149,146.92-223,755.42-49,307.12

Finding the Fourth Proportional to 149,146.92, 223,755.42 and 49,307.12

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Solution

The fourth proportional to 149,146.92, 223,755.42 and 49,307.12 is: 73,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,146.92 : 223,755.42 = 49,307.12 : x
  2. Step 2: Convert to fraction form
    149,146.92/223,755.42 = 49,307.12/x
  3. Step 3: Cross multiply
    149,146.92x = 223,755.42 × 49,307.12
  4. Step 4: Simplify right side
    149,146.92x = 11,032,735,344.59
  5. Step 5: Solve for x
    x = 11,032,735,344.59/149,146.92
  6. Step 6: Final answer
    x = 73,972.26

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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.