Home / 57,219.75-78,968.12-32,074.11

Finding the Fourth Proportional to 57,219.75, 78,968.12 and 32,074.11

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Solution

The fourth proportional to 57,219.75, 78,968.12 and 32,074.11 is: 44,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,219.75 : 78,968.12 = 32,074.11 : x
  2. Step 2: Convert to fraction form
    57,219.75/78,968.12 = 32,074.11/x
  3. Step 3: Cross multiply
    57,219.75x = 78,968.12 × 32,074.11
  4. Step 4: Simplify right side
    57,219.75x = 2,532,832,007.00
  5. Step 5: Solve for x
    x = 2,532,832,007.00/57,219.75
  6. Step 6: Final answer
    x = 44,265.00

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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.