Home / 92,960.28-128,284.92-50,518.44

Finding the Fourth Proportional to 92,960.28, 128,284.92 and 50,518.44

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Solution

The fourth proportional to 92,960.28, 128,284.92 and 50,518.44 is: 69,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,960.28 : 128,284.92 = 50,518.44 : x
  2. Step 2: Convert to fraction form
    92,960.28/128,284.92 = 50,518.44/x
  3. Step 3: Cross multiply
    92,960.28x = 128,284.92 × 50,518.44
  4. Step 4: Simplify right side
    92,960.28x = 6,480,754,033.92
  5. Step 5: Solve for x
    x = 6,480,754,033.92/92,960.28
  6. Step 6: Final answer
    x = 69,715.30

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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.