Home / 67,731.53-101,662.91-32,695.79

Finding the Fourth Proportional to 67,731.53, 101,662.91 and 32,695.79

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Solution

The fourth proportional to 67,731.53, 101,662.91 and 32,695.79 is: 49,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,731.53 : 101,662.91 = 32,695.79 : x
  2. Step 2: Convert to fraction form
    67,731.53/101,662.91 = 32,695.79/x
  3. Step 3: Cross multiply
    67,731.53x = 101,662.91 × 32,695.79
  4. Step 4: Simplify right side
    67,731.53x = 3,323,949,410.31
  5. Step 5: Solve for x
    x = 3,323,949,410.31/67,731.53
  6. Step 6: Final answer
    x = 49,075.36

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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.