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Finding the Fourth Proportional to 101,248.15, 151,870.17 and 26,366.64

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Solution

The fourth proportional to 101,248.15, 151,870.17 and 26,366.64 is: 39,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,248.15 : 151,870.17 = 26,366.64 : x
  2. Step 2: Convert to fraction form
    101,248.15/151,870.17 = 26,366.64/x
  3. Step 3: Cross multiply
    101,248.15x = 151,870.17 × 26,366.64
  4. Step 4: Simplify right side
    101,248.15x = 4,004,306,099.13
  5. Step 5: Solve for x
    x = 4,004,306,099.13/101,248.15
  6. Step 6: Final answer
    x = 39,549.42

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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.