Home / 88,236.54-121,766.83-47,950.45

Finding the Fourth Proportional to 88,236.54, 121,766.83 and 47,950.45

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Solution

The fourth proportional to 88,236.54, 121,766.83 and 47,950.45 is: 66,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.54 : 121,766.83 = 47,950.45 : x
  2. Step 2: Convert to fraction form
    88,236.54/121,766.83 = 47,950.45/x
  3. Step 3: Cross multiply
    88,236.54x = 121,766.83 × 47,950.45
  4. Step 4: Simplify right side
    88,236.54x = 5,838,773,869.28
  5. Step 5: Solve for x
    x = 5,838,773,869.28/88,236.54
  6. Step 6: Final answer
    x = 66,171.84

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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.