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Finding the Fourth Proportional to 73,409.55, 110,121.60 and 23,477.10

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Solution

The fourth proportional to 73,409.55, 110,121.60 and 23,477.10 is: 35,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,409.55 : 110,121.60 = 23,477.10 : x
  2. Step 2: Convert to fraction form
    73,409.55/110,121.60 = 23,477.10/x
  3. Step 3: Cross multiply
    73,409.55x = 110,121.60 × 23,477.10
  4. Step 4: Simplify right side
    73,409.55x = 2,585,335,815.36
  5. Step 5: Solve for x
    x = 2,585,335,815.36/73,409.55
  6. Step 6: Final answer
    x = 35,217.98

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1.5x scale

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.