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Finding the Fourth Proportional to 60,099.56, 82,954.64 and 39,696.55

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Solution

The fourth proportional to 60,099.56, 82,954.64 and 39,696.55 is: 54,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,099.56 : 82,954.64 = 39,696.55 : x
  2. Step 2: Convert to fraction form
    60,099.56/82,954.64 = 39,696.55/x
  3. Step 3: Cross multiply
    60,099.56x = 82,954.64 × 39,696.55
  4. Step 4: Simplify right side
    60,099.56x = 3,293,013,014.49
  5. Step 5: Solve for x
    x = 3,293,013,014.49/60,099.56
  6. Step 6: Final answer
    x = 54,792.63

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1.5x scale

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.