Home / 57,442.82-79,217.61-37,278.14

Finding the Fourth Proportional to 57,442.82, 79,217.61 and 37,278.14

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Solution

The fourth proportional to 57,442.82, 79,217.61 and 37,278.14 is: 51,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,442.82 : 79,217.61 = 37,278.14 : x
  2. Step 2: Convert to fraction form
    57,442.82/79,217.61 = 37,278.14/x
  3. Step 3: Cross multiply
    57,442.82x = 79,217.61 × 37,278.14
  4. Step 4: Simplify right side
    57,442.82x = 2,953,085,156.05
  5. Step 5: Solve for x
    x = 2,953,085,156.05/57,442.82
  6. Step 6: Final answer
    x = 51,409.13

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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.