Home / 66,534.87-91,817.49-41,031.04

Finding the Fourth Proportional to 66,534.87, 91,817.49 and 41,031.04

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Solution

The fourth proportional to 66,534.87, 91,817.49 and 41,031.04 is: 56,622.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,534.87 : 91,817.49 = 41,031.04 : x
  2. Step 2: Convert to fraction form
    66,534.87/91,817.49 = 41,031.04/x
  3. Step 3: Cross multiply
    66,534.87x = 91,817.49 × 41,031.04
  4. Step 4: Simplify right side
    66,534.87x = 3,767,367,104.89
  5. Step 5: Solve for x
    x = 3,767,367,104.89/66,534.87
  6. Step 6: Final answer
    x = 56,622.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.