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Finding the Fourth Proportional to 110,963.58, 153,158.22 and 68,497.71

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Solution

The fourth proportional to 110,963.58, 153,158.22 and 68,497.71 is: 94,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,963.58 : 153,158.22 = 68,497.71 : x
  2. Step 2: Convert to fraction form
    110,963.58/153,158.22 = 68,497.71/x
  3. Step 3: Cross multiply
    110,963.58x = 153,158.22 × 68,497.71
  4. Step 4: Simplify right side
    110,963.58x = 10,490,987,337.68
  5. Step 5: Solve for x
    x = 10,490,987,337.68/110,963.58
  6. Step 6: Final answer
    x = 94,544.42

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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.