Home / 66,410.20-99,615.30-24,851.80

Finding the Fourth Proportional to 66,410.20, 99,615.30 and 24,851.80

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Solution

The fourth proportional to 66,410.20, 99,615.30 and 24,851.80 is: 37,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,410.20 : 99,615.30 = 24,851.80 : x
  2. Step 2: Convert to fraction form
    66,410.20/99,615.30 = 24,851.80/x
  3. Step 3: Cross multiply
    66,410.20x = 99,615.30 × 24,851.80
  4. Step 4: Simplify right side
    66,410.20x = 2,475,619,512.54
  5. Step 5: Solve for x
    x = 2,475,619,512.54/66,410.20
  6. Step 6: Final answer
    x = 37,277.70

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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.