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Finding the Fourth Proportional to 51,350.33, 70,851.31 and 29,827.28

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Solution

The fourth proportional to 51,350.33, 70,851.31 and 29,827.28 is: 41,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,350.33 : 70,851.31 = 29,827.28 : x
  2. Step 2: Convert to fraction form
    51,350.33/70,851.31 = 29,827.28/x
  3. Step 3: Cross multiply
    51,350.33x = 70,851.31 × 29,827.28
  4. Step 4: Simplify right side
    51,350.33x = 2,113,301,712.60
  5. Step 5: Solve for x
    x = 2,113,301,712.60/51,350.33
  6. Step 6: Final answer
    x = 41,154.59

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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.