Home / 61,109.70-84,333.75-34,252.38

Finding the Fourth Proportional to 61,109.70, 84,333.75 and 34,252.38

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Solution

The fourth proportional to 61,109.70, 84,333.75 and 34,252.38 is: 47,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,109.70 : 84,333.75 = 34,252.38 : x
  2. Step 2: Convert to fraction form
    61,109.70/84,333.75 = 34,252.38/x
  3. Step 3: Cross multiply
    61,109.70x = 84,333.75 × 34,252.38
  4. Step 4: Simplify right side
    61,109.70x = 2,888,631,651.83
  5. Step 5: Solve for x
    x = 2,888,631,651.83/61,109.70
  6. Step 6: Final answer
    x = 47,269.61

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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.