Home / 66,542.49-99,814.47-22,169.19

Finding the Fourth Proportional to 66,542.49, 99,814.47 and 22,169.19

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Solution

The fourth proportional to 66,542.49, 99,814.47 and 22,169.19 is: 33,254.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,542.49 : 99,814.47 = 22,169.19 : x
  2. Step 2: Convert to fraction form
    66,542.49/99,814.47 = 22,169.19/x
  3. Step 3: Cross multiply
    66,542.49x = 99,814.47 × 22,169.19
  4. Step 4: Simplify right side
    66,542.49x = 2,212,805,950.18
  5. Step 5: Solve for x
    x = 2,212,805,950.18/66,542.49
  6. Step 6: Final answer
    x = 33,254.03

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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.