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Finding the Fourth Proportional to 73,405.60, 101,296.33 and 41,574.72

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Solution

The fourth proportional to 73,405.60, 101,296.33 and 41,574.72 is: 57,371.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,405.60 : 101,296.33 = 41,574.72 : x
  2. Step 2: Convert to fraction form
    73,405.60/101,296.33 = 41,574.72/x
  3. Step 3: Cross multiply
    73,405.60x = 101,296.33 × 41,574.72
  4. Step 4: Simplify right side
    73,405.60x = 4,211,366,556.78
  5. Step 5: Solve for x
    x = 4,211,366,556.78/73,405.60
  6. Step 6: Final answer
    x = 57,371.19

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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.