Home / 92,923.27-128,231.31-50,481.70

Finding the Fourth Proportional to 92,923.27, 128,231.31 and 50,481.70

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Solution

The fourth proportional to 92,923.27, 128,231.31 and 50,481.70 is: 69,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,923.27 : 128,231.31 = 50,481.70 : x
  2. Step 2: Convert to fraction form
    92,923.27/128,231.31 = 50,481.70/x
  3. Step 3: Cross multiply
    92,923.27x = 128,231.31 × 50,481.70
  4. Step 4: Simplify right side
    92,923.27x = 6,473,334,522.03
  5. Step 5: Solve for x
    x = 6,473,334,522.03/92,923.27
  6. Step 6: Final answer
    x = 69,663.22

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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.