Home / 73,639.11-101,604.33-43,422.06

Finding the Fourth Proportional to 73,639.11, 101,604.33 and 43,422.06

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Solution

The fourth proportional to 73,639.11, 101,604.33 and 43,422.06 is: 59,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,639.11 : 101,604.33 = 43,422.06 : x
  2. Step 2: Convert to fraction form
    73,639.11/101,604.33 = 43,422.06/x
  3. Step 3: Cross multiply
    73,639.11x = 101,604.33 × 43,422.06
  4. Step 4: Simplify right side
    73,639.11x = 4,411,869,313.52
  5. Step 5: Solve for x
    x = 4,411,869,313.52/73,639.11
  6. Step 6: Final answer
    x = 59,912.04

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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.