Home / 88,063.88-121,528.15-50,338.94

Finding the Fourth Proportional to 88,063.88, 121,528.15 and 50,338.94

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Solution

The fourth proportional to 88,063.88, 121,528.15 and 50,338.94 is: 69,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,063.88 : 121,528.15 = 50,338.94 : x
  2. Step 2: Convert to fraction form
    88,063.88/121,528.15 = 50,338.94/x
  3. Step 3: Cross multiply
    88,063.88x = 121,528.15 × 50,338.94
  4. Step 4: Simplify right side
    88,063.88x = 6,117,597,517.67
  5. Step 5: Solve for x
    x = 6,117,597,517.67/88,063.88
  6. Step 6: Final answer
    x = 69,467.73

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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.