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Finding the Fourth Proportional to 73,696.37, 101,672.12 and 45,352.85

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Solution

The fourth proportional to 73,696.37, 101,672.12 and 45,352.85 is: 62,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,696.37 : 101,672.12 = 45,352.85 : x
  2. Step 2: Convert to fraction form
    73,696.37/101,672.12 = 45,352.85/x
  3. Step 3: Cross multiply
    73,696.37x = 101,672.12 × 45,352.85
  4. Step 4: Simplify right side
    73,696.37x = 4,611,120,407.54
  5. Step 5: Solve for x
    x = 4,611,120,407.54/73,696.37
  6. Step 6: Final answer
    x = 62,569.17

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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.