Home / 66,118.26-99,251.38-43,975.02

Finding the Fourth Proportional to 66,118.26, 99,251.38 and 43,975.02

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Solution

The fourth proportional to 66,118.26, 99,251.38 and 43,975.02 is: 66,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,118.26 : 99,251.38 = 43,975.02 : x
  2. Step 2: Convert to fraction form
    66,118.26/99,251.38 = 43,975.02/x
  3. Step 3: Cross multiply
    66,118.26x = 99,251.38 × 43,975.02
  4. Step 4: Simplify right side
    66,118.26x = 4,364,581,420.53
  5. Step 5: Solve for x
    x = 4,364,581,420.53/66,118.26
  6. Step 6: Final answer
    x = 66,011.74

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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.