Home / 57,150.66-78,895.26-38,062.20

Finding the Fourth Proportional to 57,150.66, 78,895.26 and 38,062.20

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Solution

The fourth proportional to 57,150.66, 78,895.26 and 38,062.20 is: 52,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,150.66 : 78,895.26 = 38,062.20 : x
  2. Step 2: Convert to fraction form
    57,150.66/78,895.26 = 38,062.20/x
  3. Step 3: Cross multiply
    57,150.66x = 78,895.26 × 38,062.20
  4. Step 4: Simplify right side
    57,150.66x = 3,002,927,165.17
  5. Step 5: Solve for x
    x = 3,002,927,165.17/57,150.66
  6. Step 6: Final answer
    x = 52,544.05

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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.