Home / 145,399.10-218,098.98-44,198.07

Finding the Fourth Proportional to 145,399.10, 218,098.98 and 44,198.07

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Solution

The fourth proportional to 145,399.10, 218,098.98 and 44,198.07 is: 66,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,399.10 : 218,098.98 = 44,198.07 : x
  2. Step 2: Convert to fraction form
    145,399.10/218,098.98 = 44,198.07/x
  3. Step 3: Cross multiply
    145,399.10x = 218,098.98 × 44,198.07
  4. Step 4: Simplify right side
    145,399.10x = 9,639,553,984.97
  5. Step 5: Solve for x
    x = 9,639,553,984.97/145,399.10
  6. Step 6: Final answer
    x = 66,297.21

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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.