Home / 105,954.41-146,217.13-58,210.83

Finding the Fourth Proportional to 105,954.41, 146,217.13 and 58,210.83

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Solution

The fourth proportional to 105,954.41, 146,217.13 and 58,210.83 is: 80,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,954.41 : 146,217.13 = 58,210.83 : x
  2. Step 2: Convert to fraction form
    105,954.41/146,217.13 = 58,210.83/x
  3. Step 3: Cross multiply
    105,954.41x = 146,217.13 × 58,210.83
  4. Step 4: Simplify right side
    105,954.41x = 8,511,420,277.50
  5. Step 5: Solve for x
    x = 8,511,420,277.50/105,954.41
  6. Step 6: Final answer
    x = 80,330.97

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1.5x scale

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.