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Finding the Fourth Proportional to 177,963.64, 245,617.44 and 101,482.90

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Solution

The fourth proportional to 177,963.64, 245,617.44 and 101,482.90 is: 140,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,963.64 : 245,617.44 = 101,482.90 : x
  2. Step 2: Convert to fraction form
    177,963.64/245,617.44 = 101,482.90/x
  3. Step 3: Cross multiply
    177,963.64x = 245,617.44 × 101,482.90
  4. Step 4: Simplify right side
    177,963.64x = 24,925,970,101.78
  5. Step 5: Solve for x
    x = 24,925,970,101.78/177,963.64
  6. Step 6: Final answer
    x = 140,062.15

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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.