Home / 71,566.20-107,349.30-34,144.20

Finding the Fourth Proportional to 71,566.20, 107,349.30 and 34,144.20

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Solution

The fourth proportional to 71,566.20, 107,349.30 and 34,144.20 is: 51,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,566.20 : 107,349.30 = 34,144.20 : x
  2. Step 2: Convert to fraction form
    71,566.20/107,349.30 = 34,144.20/x
  3. Step 3: Cross multiply
    71,566.20x = 107,349.30 × 34,144.20
  4. Step 4: Simplify right side
    71,566.20x = 3,665,355,969.06
  5. Step 5: Solve for x
    x = 3,665,355,969.06/71,566.20
  6. Step 6: Final answer
    x = 51,216.30

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1.5x scale

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.