Home / 106,042.22-146,341.08-57,647.42

Finding the Fourth Proportional to 106,042.22, 146,341.08 and 57,647.42

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Solution

The fourth proportional to 106,042.22, 146,341.08 and 57,647.42 is: 79,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,042.22 : 146,341.08 = 57,647.42 : x
  2. Step 2: Convert to fraction form
    106,042.22/146,341.08 = 57,647.42/x
  3. Step 3: Cross multiply
    106,042.22x = 146,341.08 × 57,647.42
  4. Step 4: Simplify right side
    106,042.22x = 8,436,185,702.01
  5. Step 5: Solve for x
    x = 8,436,185,702.01/106,042.22
  6. Step 6: Final answer
    x = 79,554.97

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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.