Home / 70,915.32-106,372.98-41,333.04

Finding the Fourth Proportional to 70,915.32, 106,372.98 and 41,333.04

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Solution

The fourth proportional to 70,915.32, 106,372.98 and 41,333.04 is: 61,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,915.32 : 106,372.98 = 41,333.04 : x
  2. Step 2: Convert to fraction form
    70,915.32/106,372.98 = 41,333.04/x
  3. Step 3: Cross multiply
    70,915.32x = 106,372.98 × 41,333.04
  4. Step 4: Simplify right side
    70,915.32x = 4,396,718,637.26
  5. Step 5: Solve for x
    x = 4,396,718,637.26/70,915.32
  6. Step 6: Final answer
    x = 61,999.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.