Home / 66,445.52-99,555.39-40,094.87

Finding the Fourth Proportional to 66,445.52, 99,555.39 and 40,094.87

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Solution

The fourth proportional to 66,445.52, 99,555.39 and 40,094.87 is: 60,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,445.52 : 99,555.39 = 40,094.87 : x
  2. Step 2: Convert to fraction form
    66,445.52/99,555.39 = 40,094.87/x
  3. Step 3: Cross multiply
    66,445.52x = 99,555.39 × 40,094.87
  4. Step 4: Simplify right side
    66,445.52x = 3,991,659,922.07
  5. Step 5: Solve for x
    x = 3,991,659,922.07/66,445.52
  6. Step 6: Final answer
    x = 60,074.18

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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.