Home / 57,289.20-79,087.32-36,101.04

Finding the Fourth Proportional to 57,289.20, 79,087.32 and 36,101.04

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Solution

The fourth proportional to 57,289.20, 79,087.32 and 36,101.04 is: 49,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.20 : 79,087.32 = 36,101.04 : x
  2. Step 2: Convert to fraction form
    57,289.20/79,087.32 = 36,101.04/x
  3. Step 3: Cross multiply
    57,289.20x = 79,087.32 × 36,101.04
  4. Step 4: Simplify right side
    57,289.20x = 2,855,134,502.81
  5. Step 5: Solve for x
    x = 2,855,134,502.81/57,289.20
  6. Step 6: Final answer
    x = 49,837.22

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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.