Home / 92,728.13-127,964.88-50,286.83

Finding the Fourth Proportional to 92,728.13, 127,964.88 and 50,286.83

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Solution

The fourth proportional to 92,728.13, 127,964.88 and 50,286.83 is: 69,395.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,728.13 : 127,964.88 = 50,286.83 : x
  2. Step 2: Convert to fraction form
    92,728.13/127,964.88 = 50,286.83/x
  3. Step 3: Cross multiply
    92,728.13x = 127,964.88 × 50,286.83
  4. Step 4: Simplify right side
    92,728.13x = 6,434,947,526.71
  5. Step 5: Solve for x
    x = 6,434,947,526.71/92,728.13
  6. Step 6: Final answer
    x = 69,395.86

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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.