Home / 42,935.94-64,390.79-29,694.05

Finding the Fourth Proportional to 42,935.94, 64,390.79 and 29,694.05

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Solution

The fourth proportional to 42,935.94, 64,390.79 and 29,694.05 is: 44,531.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,935.94 : 64,390.79 = 29,694.05 : x
  2. Step 2: Convert to fraction form
    42,935.94/64,390.79 = 29,694.05/x
  3. Step 3: Cross multiply
    42,935.94x = 64,390.79 × 29,694.05
  4. Step 4: Simplify right side
    42,935.94x = 1,912,022,867.38
  5. Step 5: Solve for x
    x = 1,912,022,867.38/42,935.94
  6. Step 6: Final answer
    x = 44,531.99

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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.