Home / 104,463.30-144,158.94-56,716.65

Finding the Fourth Proportional to 104,463.30, 144,158.94 and 56,716.65

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Solution

The fourth proportional to 104,463.30, 144,158.94 and 56,716.65 is: 78,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,463.30 : 144,158.94 = 56,716.65 : x
  2. Step 2: Convert to fraction form
    104,463.30/144,158.94 = 56,716.65/x
  3. Step 3: Cross multiply
    104,463.30x = 144,158.94 × 56,716.65
  4. Step 4: Simplify right side
    104,463.30x = 8,176,212,144.35
  5. Step 5: Solve for x
    x = 8,176,212,144.35/104,463.30
  6. Step 6: Final answer
    x = 78,268.75

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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.