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Finding the Fourth Proportional to 92,493.75, 127,642.29 and 50,053.19

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Solution

The fourth proportional to 92,493.75, 127,642.29 and 50,053.19 is: 69,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,493.75 : 127,642.29 = 50,053.19 : x
  2. Step 2: Convert to fraction form
    92,493.75/127,642.29 = 50,053.19/x
  3. Step 3: Cross multiply
    92,493.75x = 127,642.29 × 50,053.19
  4. Step 4: Simplify right side
    92,493.75x = 6,388,904,112.51
  5. Step 5: Solve for x
    x = 6,388,904,112.51/92,493.75
  6. Step 6: Final answer
    x = 69,073.90

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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.