Home / 51,868.08-77,752.91-25,542.07

Finding the Fourth Proportional to 51,868.08, 77,752.91 and 25,542.07

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Solution

The fourth proportional to 51,868.08, 77,752.91 and 25,542.07 is: 38,288.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,868.08 : 77,752.91 = 25,542.07 : x
  2. Step 2: Convert to fraction form
    51,868.08/77,752.91 = 25,542.07/x
  3. Step 3: Cross multiply
    51,868.08x = 77,752.91 × 25,542.07
  4. Step 4: Simplify right side
    51,868.08x = 1,985,970,139.40
  5. Step 5: Solve for x
    x = 1,985,970,139.40/51,868.08
  6. Step 6: Final answer
    x = 38,288.87

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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.