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Finding the Fourth Proportional to 92,673.07, 127,889.03 and 50,231.63

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Solution

The fourth proportional to 92,673.07, 127,889.03 and 50,231.63 is: 69,319.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,673.07 : 127,889.03 = 50,231.63 : x
  2. Step 2: Convert to fraction form
    92,673.07/127,889.03 = 50,231.63/x
  3. Step 3: Cross multiply
    92,673.07x = 127,889.03 × 50,231.63
  4. Step 4: Simplify right side
    92,673.07x = 6,424,074,436.02
  5. Step 5: Solve for x
    x = 6,424,074,436.02/92,673.07
  6. Step 6: Final answer
    x = 69,319.75

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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.