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Finding the Fourth Proportional to 69,655.28, 104,465.64 and 32,710.64

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Solution

The fourth proportional to 69,655.28, 104,465.64 and 32,710.64 is: 49,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,655.28 : 104,465.64 = 32,710.64 : x
  2. Step 2: Convert to fraction form
    69,655.28/104,465.64 = 32,710.64/x
  3. Step 3: Cross multiply
    69,655.28x = 104,465.64 × 32,710.64
  4. Step 4: Simplify right side
    69,655.28x = 3,417,137,942.41
  5. Step 5: Solve for x
    x = 3,417,137,942.41/69,655.28
  6. Step 6: Final answer
    x = 49,057.85

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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.