Home / 54,364.96-81,443.22-41,866.12

Finding the Fourth Proportional to 54,364.96, 81,443.22 and 41,866.12

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Solution

The fourth proportional to 54,364.96, 81,443.22 and 41,866.12 is: 62,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,364.96 : 81,443.22 = 41,866.12 : x
  2. Step 2: Convert to fraction form
    54,364.96/81,443.22 = 41,866.12/x
  3. Step 3: Cross multiply
    54,364.96x = 81,443.22 × 41,866.12
  4. Step 4: Simplify right side
    54,364.96x = 3,409,711,621.71
  5. Step 5: Solve for x
    x = 3,409,711,621.71/54,364.96
  6. Step 6: Final answer
    x = 62,718.92

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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.