Home / 92,965.32-128,286.72-50,523.48

Finding the Fourth Proportional to 92,965.32, 128,286.72 and 50,523.48

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Solution

The fourth proportional to 92,965.32, 128,286.72 and 50,523.48 is: 69,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,965.32 : 128,286.72 = 50,523.48 : x
  2. Step 2: Convert to fraction form
    92,965.32/128,286.72 = 50,523.48/x
  3. Step 3: Cross multiply
    92,965.32x = 128,286.72 × 50,523.48
  4. Step 4: Simplify right side
    92,965.32x = 6,481,491,532.19
  5. Step 5: Solve for x
    x = 6,481,491,532.19/92,965.32
  6. Step 6: Final answer
    x = 69,719.46

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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.