Home / 69,111.04-103,681.68-22,363.24

Finding the Fourth Proportional to 69,111.04, 103,681.68 and 22,363.24

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Solution

The fourth proportional to 69,111.04, 103,681.68 and 22,363.24 is: 33,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,111.04 : 103,681.68 = 22,363.24 : x
  2. Step 2: Convert to fraction form
    69,111.04/103,681.68 = 22,363.24/x
  3. Step 3: Cross multiply
    69,111.04x = 103,681.68 × 22,363.24
  4. Step 4: Simplify right side
    69,111.04x = 2,318,658,293.44
  5. Step 5: Solve for x
    x = 2,318,658,293.44/69,111.04
  6. Step 6: Final answer
    x = 33,549.75

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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.