Home / 106,402.14-146,821.14-61,082.10

Finding the Fourth Proportional to 106,402.14, 146,821.14 and 61,082.10

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Solution

The fourth proportional to 106,402.14, 146,821.14 and 61,082.10 is: 84,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,402.14 : 146,821.14 = 61,082.10 : x
  2. Step 2: Convert to fraction form
    106,402.14/146,821.14 = 61,082.10/x
  3. Step 3: Cross multiply
    106,402.14x = 146,821.14 × 61,082.10
  4. Step 4: Simplify right side
    106,402.14x = 8,968,143,555.59
  5. Step 5: Solve for x
    x = 8,968,143,555.59/106,402.14
  6. Step 6: Final answer
    x = 84,285.37

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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.