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Finding the Fourth Proportional to 122,612.52, 183,825.57 and 63,410.46

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Solution

The fourth proportional to 122,612.52, 183,825.57 and 63,410.46 is: 95,067.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,612.52 : 183,825.57 = 63,410.46 : x
  2. Step 2: Convert to fraction form
    122,612.52/183,825.57 = 63,410.46/x
  3. Step 3: Cross multiply
    122,612.52x = 183,825.57 × 63,410.46
  4. Step 4: Simplify right side
    122,612.52x = 11,656,463,953.46
  5. Step 5: Solve for x
    x = 11,656,463,953.46/122,612.52
  6. Step 6: Final answer
    x = 95,067.49

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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.