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Finding the Fourth Proportional to 70,963.46, 97,975.20 and 44,142.46

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Solution

The fourth proportional to 70,963.46, 97,975.20 and 44,142.46 is: 60,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,963.46 : 97,975.20 = 44,142.46 : x
  2. Step 2: Convert to fraction form
    70,963.46/97,975.20 = 44,142.46/x
  3. Step 3: Cross multiply
    70,963.46x = 97,975.20 × 44,142.46
  4. Step 4: Simplify right side
    70,963.46x = 4,324,866,346.99
  5. Step 5: Solve for x
    x = 4,324,866,346.99/70,963.46
  6. Step 6: Final answer
    x = 60,944.98

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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.