Home / 132,613.85-183,022.73-74,480.15

Finding the Fourth Proportional to 132,613.85, 183,022.73 and 74,480.15

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Solution

The fourth proportional to 132,613.85, 183,022.73 and 74,480.15 is: 102,791.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,613.85 : 183,022.73 = 74,480.15 : x
  2. Step 2: Convert to fraction form
    132,613.85/183,022.73 = 74,480.15/x
  3. Step 3: Cross multiply
    132,613.85x = 183,022.73 × 74,480.15
  4. Step 4: Simplify right side
    132,613.85x = 13,631,560,197.61
  5. Step 5: Solve for x
    x = 13,631,560,197.61/132,613.85
  6. Step 6: Final answer
    x = 102,791.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.