Home / 122,344.85-183,517.29-103,682.45

Finding the Fourth Proportional to 122,344.85, 183,517.29 and 103,682.45

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Solution

The fourth proportional to 122,344.85, 183,517.29 and 103,682.45 is: 155,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,344.85 : 183,517.29 = 103,682.45 : x
  2. Step 2: Convert to fraction form
    122,344.85/183,517.29 = 103,682.45/x
  3. Step 3: Cross multiply
    122,344.85x = 183,517.29 × 103,682.45
  4. Step 4: Simplify right side
    122,344.85x = 19,027,522,244.56
  5. Step 5: Solve for x
    x = 19,027,522,244.56/122,344.85
  6. Step 6: Final answer
    x = 155,523.69

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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.