Home / 79,255.20-118,839.84-34,829.92

Finding the Fourth Proportional to 79,255.20, 118,839.84 and 34,829.92

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Solution

The fourth proportional to 79,255.20, 118,839.84 and 34,829.92 is: 52,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,255.20 : 118,839.84 = 34,829.92 : x
  2. Step 2: Convert to fraction form
    79,255.20/118,839.84 = 34,829.92/x
  3. Step 3: Cross multiply
    79,255.20x = 118,839.84 × 34,829.92
  4. Step 4: Simplify right side
    79,255.20x = 4,139,182,120.01
  5. Step 5: Solve for x
    x = 4,139,182,120.01/79,255.20
  6. Step 6: Final answer
    x = 52,226.00

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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.