Home / 88,236.27-121,766.63-47,950.38

Finding the Fourth Proportional to 88,236.27, 121,766.63 and 47,950.38

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Solution

The fourth proportional to 88,236.27, 121,766.63 and 47,950.38 is: 66,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.27 : 121,766.63 = 47,950.38 : x
  2. Step 2: Convert to fraction form
    88,236.27/121,766.63 = 47,950.38/x
  3. Step 3: Cross multiply
    88,236.27x = 121,766.63 × 47,950.38
  4. Step 4: Simplify right side
    88,236.27x = 5,838,755,940.07
  5. Step 5: Solve for x
    x = 5,838,755,940.07/88,236.27
  6. Step 6: Final answer
    x = 66,171.84

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1.5x scale

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.