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Finding the Fourth Proportional to 61,549.32, 84,942.70 and 34,694.34

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Solution

The fourth proportional to 61,549.32, 84,942.70 and 34,694.34 is: 47,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,549.32 : 84,942.70 = 34,694.34 : x
  2. Step 2: Convert to fraction form
    61,549.32/84,942.70 = 34,694.34/x
  3. Step 3: Cross multiply
    61,549.32x = 84,942.70 × 34,694.34
  4. Step 4: Simplify right side
    61,549.32x = 2,947,030,914.32
  5. Step 5: Solve for x
    x = 2,947,030,914.32/61,549.32
  6. Step 6: Final answer
    x = 47,880.80

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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.