Home / 56,968.87-78,592.92-38,112.07

Finding the Fourth Proportional to 56,968.87, 78,592.92 and 38,112.07

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Solution

The fourth proportional to 56,968.87, 78,592.92 and 38,112.07 is: 52,578.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,968.87 : 78,592.92 = 38,112.07 : x
  2. Step 2: Convert to fraction form
    56,968.87/78,592.92 = 38,112.07/x
  3. Step 3: Cross multiply
    56,968.87x = 78,592.92 × 38,112.07
  4. Step 4: Simplify right side
    56,968.87x = 2,995,338,868.54
  5. Step 5: Solve for x
    x = 2,995,338,868.54/56,968.87
  6. Step 6: Final answer
    x = 52,578.52

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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.