Home / 69,442.98-104,156.22-18,148.26

Finding the Fourth Proportional to 69,442.98, 104,156.22 and 18,148.26

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Solution

The fourth proportional to 69,442.98, 104,156.22 and 18,148.26 is: 27,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,442.98 : 104,156.22 = 18,148.26 : x
  2. Step 2: Convert to fraction form
    69,442.98/104,156.22 = 18,148.26/x
  3. Step 3: Cross multiply
    69,442.98x = 104,156.22 × 18,148.26
  4. Step 4: Simplify right side
    69,442.98x = 1,890,254,161.18
  5. Step 5: Solve for x
    x = 1,890,254,161.18/69,442.98
  6. Step 6: Final answer
    x = 27,220.23

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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.