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Finding the Fourth Proportional to 55,689.68, 83,535.06 and 44,581.88

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Solution

The fourth proportional to 55,689.68, 83,535.06 and 44,581.88 is: 66,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689.68 : 83,535.06 = 44,581.88 : x
  2. Step 2: Convert to fraction form
    55,689.68/83,535.06 = 44,581.88/x
  3. Step 3: Cross multiply
    55,689.68x = 83,535.06 × 44,581.88
  4. Step 4: Simplify right side
    55,689.68x = 3,724,150,020.71
  5. Step 5: Solve for x
    x = 3,724,150,020.71/55,689.68
  6. Step 6: Final answer
    x = 66,873.25

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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.