Home / 105,924.12-146,175.36-58,179.84

Finding the Fourth Proportional to 105,924.12, 146,175.36 and 58,179.84

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Solution

The fourth proportional to 105,924.12, 146,175.36 and 58,179.84 is: 80,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,924.12 : 146,175.36 = 58,179.84 : x
  2. Step 2: Convert to fraction form
    105,924.12/146,175.36 = 58,179.84/x
  3. Step 3: Cross multiply
    105,924.12x = 146,175.36 × 58,179.84
  4. Step 4: Simplify right side
    105,924.12x = 8,504,459,056.74
  5. Step 5: Solve for x
    x = 8,504,459,056.74/105,924.12
  6. Step 6: Final answer
    x = 80,288.22

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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.