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Finding the Fourth Proportional to 60,398.22, 83,342.43 and 34,904.28

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Solution

The fourth proportional to 60,398.22, 83,342.43 and 34,904.28 is: 48,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,398.22 : 83,342.43 = 34,904.28 : x
  2. Step 2: Convert to fraction form
    60,398.22/83,342.43 = 34,904.28/x
  3. Step 3: Cross multiply
    60,398.22x = 83,342.43 × 34,904.28
  4. Step 4: Simplify right side
    60,398.22x = 2,909,007,512.60
  5. Step 5: Solve for x
    x = 2,909,007,512.60/60,398.22
  6. Step 6: Final answer
    x = 48,163.80

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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.