Home / 57,126.73-78,810.46-34,452.83

Finding the Fourth Proportional to 57,126.73, 78,810.46 and 34,452.83

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Solution

The fourth proportional to 57,126.73, 78,810.46 and 34,452.83 is: 47,530.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,126.73 : 78,810.46 = 34,452.83 : x
  2. Step 2: Convert to fraction form
    57,126.73/78,810.46 = 34,452.83/x
  3. Step 3: Cross multiply
    57,126.73x = 78,810.46 × 34,452.83
  4. Step 4: Simplify right side
    57,126.73x = 2,715,243,380.60
  5. Step 5: Solve for x
    x = 2,715,243,380.60/57,126.73
  6. Step 6: Final answer
    x = 47,530.17

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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.