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Finding the Fourth Proportional to 92,679.98, 127,899.29 and 50,238.41

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Solution

The fourth proportional to 92,679.98, 127,899.29 and 50,238.41 is: 69,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,679.98 : 127,899.29 = 50,238.41 : x
  2. Step 2: Convert to fraction form
    92,679.98/127,899.29 = 50,238.41/x
  3. Step 3: Cross multiply
    92,679.98x = 127,899.29 × 50,238.41
  4. Step 4: Simplify right side
    92,679.98x = 6,425,456,718.54
  5. Step 5: Solve for x
    x = 6,425,456,718.54/92,679.98
  6. Step 6: Final answer
    x = 69,329.50

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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.