Home / 57,247.08-78,993.45-31,753.14

Finding the Fourth Proportional to 57,247.08, 78,993.45 and 31,753.14

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Solution

The fourth proportional to 57,247.08, 78,993.45 and 31,753.14 is: 43,815.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,247.08 : 78,993.45 = 31,753.14 : x
  2. Step 2: Convert to fraction form
    57,247.08/78,993.45 = 31,753.14/x
  3. Step 3: Cross multiply
    57,247.08x = 78,993.45 × 31,753.14
  4. Step 4: Simplify right side
    57,247.08x = 2,508,290,076.93
  5. Step 5: Solve for x
    x = 2,508,290,076.93/57,247.08
  6. Step 6: Final answer
    x = 43,815.16

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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.