Home / 88,092.09-121,567.41-47,805.85

Finding the Fourth Proportional to 88,092.09, 121,567.41 and 47,805.85

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Solution

The fourth proportional to 88,092.09, 121,567.41 and 47,805.85 is: 65,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,092.09 : 121,567.41 = 47,805.85 : x
  2. Step 2: Convert to fraction form
    88,092.09/121,567.41 = 47,805.85/x
  3. Step 3: Cross multiply
    88,092.09x = 121,567.41 × 47,805.85
  4. Step 4: Simplify right side
    88,092.09x = 5,811,633,367.35
  5. Step 5: Solve for x
    x = 5,811,633,367.35/88,092.09
  6. Step 6: Final answer
    x = 65,972.25

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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.