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Finding the Fourth Proportional to 101,248.44, 151,872.84 and 34,689.12

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Solution

The fourth proportional to 101,248.44, 151,872.84 and 34,689.12 is: 52,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,248.44 : 151,872.84 = 34,689.12 : x
  2. Step 2: Convert to fraction form
    101,248.44/151,872.84 = 34,689.12/x
  3. Step 3: Cross multiply
    101,248.44x = 151,872.84 × 34,689.12
  4. Step 4: Simplify right side
    101,248.44x = 5,268,335,171.50
  5. Step 5: Solve for x
    x = 5,268,335,171.50/101,248.44
  6. Step 6: Final answer
    x = 52,033.74

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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.