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Finding the Fourth Proportional to 73,465.70, 101,352.46 and 47,963.22

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Solution

The fourth proportional to 73,465.70, 101,352.46 and 47,963.22 is: 66,169.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,465.70 : 101,352.46 = 47,963.22 : x
  2. Step 2: Convert to fraction form
    73,465.70/101,352.46 = 47,963.22/x
  3. Step 3: Cross multiply
    73,465.70x = 101,352.46 × 47,963.22
  4. Step 4: Simplify right side
    73,465.70x = 4,861,190,336.52
  5. Step 5: Solve for x
    x = 4,861,190,336.52/73,465.70
  6. Step 6: Final answer
    x = 66,169.52

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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.