Home / 72,533.21-108,775.17-25,137.26

Finding the Fourth Proportional to 72,533.21, 108,775.17 and 25,137.26

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Solution

The fourth proportional to 72,533.21, 108,775.17 and 25,137.26 is: 37,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,533.21 : 108,775.17 = 25,137.26 : x
  2. Step 2: Convert to fraction form
    72,533.21/108,775.17 = 25,137.26/x
  3. Step 3: Cross multiply
    72,533.21x = 108,775.17 × 25,137.26
  4. Step 4: Simplify right side
    72,533.21x = 2,734,309,729.83
  5. Step 5: Solve for x
    x = 2,734,309,729.83/72,533.21
  6. Step 6: Final answer
    x = 37,697.35

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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.