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Finding the Fourth Proportional to 61,344.68, 84,662.62 and 34,123.41

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Solution

The fourth proportional to 61,344.68, 84,662.62 and 34,123.41 is: 47,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344.68 : 84,662.62 = 34,123.41 : x
  2. Step 2: Convert to fraction form
    61,344.68/84,662.62 = 34,123.41/x
  3. Step 3: Cross multiply
    61,344.68x = 84,662.62 × 34,123.41
  4. Step 4: Simplify right side
    61,344.68x = 2,888,977,208.63
  5. Step 5: Solve for x
    x = 2,888,977,208.63/61,344.68
  6. Step 6: Final answer
    x = 47,094.18

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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.