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Finding the Fourth Proportional to 61,333.31, 84,640.74 and 34,474.25

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Solution

The fourth proportional to 61,333.31, 84,640.74 and 34,474.25 is: 47,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,333.31 : 84,640.74 = 34,474.25 : x
  2. Step 2: Convert to fraction form
    61,333.31/84,640.74 = 34,474.25/x
  3. Step 3: Cross multiply
    61,333.31x = 84,640.74 × 34,474.25
  4. Step 4: Simplify right side
    61,333.31x = 2,917,926,030.95
  5. Step 5: Solve for x
    x = 2,917,926,030.95/61,333.31
  6. Step 6: Final answer
    x = 47,574.90

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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.