Home / 141,570.52-195,367.24-77,907.96

Finding the Fourth Proportional to 141,570.52, 195,367.24 and 77,907.96

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Solution

The fourth proportional to 141,570.52, 195,367.24 and 77,907.96 is: 107,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,570.52 : 195,367.24 = 77,907.96 : x
  2. Step 2: Convert to fraction form
    141,570.52/195,367.24 = 77,907.96/x
  3. Step 3: Cross multiply
    141,570.52x = 195,367.24 × 77,907.96
  4. Step 4: Simplify right side
    141,570.52x = 15,220,663,216.62
  5. Step 5: Solve for x
    x = 15,220,663,216.62/141,570.52
  6. Step 6: Final answer
    x = 107,512.94

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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.