Home / 57,154.32-85,751.64-25,561.44

Finding the Fourth Proportional to 57,154.32, 85,751.64 and 25,561.44

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Solution

The fourth proportional to 57,154.32, 85,751.64 and 25,561.44 is: 38,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,154.32 : 85,751.64 = 25,561.44 : x
  2. Step 2: Convert to fraction form
    57,154.32/85,751.64 = 25,561.44/x
  3. Step 3: Cross multiply
    57,154.32x = 85,751.64 × 25,561.44
  4. Step 4: Simplify right side
    57,154.32x = 2,191,935,400.76
  5. Step 5: Solve for x
    x = 2,191,935,400.76/57,154.32
  6. Step 6: Final answer
    x = 38,351.18

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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.