Home / 57,134.23-85,718.87-25,570.87

Finding the Fourth Proportional to 57,134.23, 85,718.87 and 25,570.87

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Solution

The fourth proportional to 57,134.23, 85,718.87 and 25,570.87 is: 38,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,134.23 : 85,718.87 = 25,570.87 : x
  2. Step 2: Convert to fraction form
    57,134.23/85,718.87 = 25,570.87/x
  3. Step 3: Cross multiply
    57,134.23x = 85,718.87 × 25,570.87
  4. Step 4: Simplify right side
    57,134.23x = 2,191,906,081.32
  5. Step 5: Solve for x
    x = 2,191,906,081.32/57,134.23
  6. Step 6: Final answer
    x = 38,364.15

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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.