Home / 92,959.42-128,284.82-50,517.95

Finding the Fourth Proportional to 92,959.42, 128,284.82 and 50,517.95

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Solution

The fourth proportional to 92,959.42, 128,284.82 and 50,517.95 is: 69,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,959.42 : 128,284.82 = 50,517.95 : x
  2. Step 2: Convert to fraction form
    92,959.42/128,284.82 = 50,517.95/x
  3. Step 3: Cross multiply
    92,959.42x = 128,284.82 × 50,517.95
  4. Step 4: Simplify right side
    92,959.42x = 6,480,685,869.93
  5. Step 5: Solve for x
    x = 6,480,685,869.93/92,959.42
  6. Step 6: Final answer
    x = 69,715.22

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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.