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Finding the Fourth Proportional to 66,047.95, 99,079.44 and 23,947.86

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Solution

The fourth proportional to 66,047.95, 99,079.44 and 23,947.86 is: 35,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,047.95 : 99,079.44 = 23,947.86 : x
  2. Step 2: Convert to fraction form
    66,047.95/99,079.44 = 23,947.86/x
  3. Step 3: Cross multiply
    66,047.95x = 99,079.44 × 23,947.86
  4. Step 4: Simplify right side
    66,047.95x = 2,372,740,558.00
  5. Step 5: Solve for x
    x = 2,372,740,558.00/66,047.95
  6. Step 6: Final answer
    x = 35,924.51

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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.