Home / 49,064.98-67,754.64-31,165.75

Finding the Fourth Proportional to 49,064.98, 67,754.64 and 31,165.75

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Solution

The fourth proportional to 49,064.98, 67,754.64 and 31,165.75 is: 43,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064.98 : 67,754.64 = 31,165.75 : x
  2. Step 2: Convert to fraction form
    49,064.98/67,754.64 = 31,165.75/x
  3. Step 3: Cross multiply
    49,064.98x = 67,754.64 × 31,165.75
  4. Step 4: Simplify right side
    49,064.98x = 2,111,624,171.58
  5. Step 5: Solve for x
    x = 2,111,624,171.58/49,064.98
  6. Step 6: Final answer
    x = 43,037.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.