Home / 57,181.57-78,910.59-34,825.57

Finding the Fourth Proportional to 57,181.57, 78,910.59 and 34,825.57

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Solution

The fourth proportional to 57,181.57, 78,910.59 and 34,825.57 is: 48,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,181.57 : 78,910.59 = 34,825.57 : x
  2. Step 2: Convert to fraction form
    57,181.57/78,910.59 = 34,825.57/x
  3. Step 3: Cross multiply
    57,181.57x = 78,910.59 × 34,825.57
  4. Step 4: Simplify right side
    57,181.57x = 2,748,106,275.79
  5. Step 5: Solve for x
    x = 2,748,106,275.79/57,181.57
  6. Step 6: Final answer
    x = 48,059.30

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1.5x scale

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.