Home / 92,799.43-128,063.52-50,357.95

Finding the Fourth Proportional to 92,799.43, 128,063.52 and 50,357.95

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Solution

The fourth proportional to 92,799.43, 128,063.52 and 50,357.95 is: 69,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,799.43 : 128,063.52 = 50,357.95 : x
  2. Step 2: Convert to fraction form
    92,799.43/128,063.52 = 50,357.95/x
  3. Step 3: Cross multiply
    92,799.43x = 128,063.52 × 50,357.95
  4. Step 4: Simplify right side
    92,799.43x = 6,449,016,336.98
  5. Step 5: Solve for x
    x = 6,449,016,336.98/92,799.43
  6. Step 6: Final answer
    x = 69,494.14

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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.