Home / 40,163.52-60,184.24-31,808.64

Finding the Fourth Proportional to 40,163.52, 60,184.24 and 31,808.64

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Solution

The fourth proportional to 40,163.52, 60,184.24 and 31,808.64 is: 47,664.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.52 : 60,184.24 = 31,808.64 : x
  2. Step 2: Convert to fraction form
    40,163.52/60,184.24 = 31,808.64/x
  3. Step 3: Cross multiply
    40,163.52x = 60,184.24 × 31,808.64
  4. Step 4: Simplify right side
    40,163.52x = 1,914,378,823.83
  5. Step 5: Solve for x
    x = 1,914,378,823.83/40,163.52
  6. Step 6: Final answer
    x = 47,664.62

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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.