Home / 106,207.62-159,048.63-61,699.38

Finding the Fourth Proportional to 106,207.62, 159,048.63 and 61,699.38

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Solution

The fourth proportional to 106,207.62, 159,048.63 and 61,699.38 is: 92,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,207.62 : 159,048.63 = 61,699.38 : x
  2. Step 2: Convert to fraction form
    106,207.62/159,048.63 = 61,699.38/x
  3. Step 3: Cross multiply
    106,207.62x = 159,048.63 × 61,699.38
  4. Step 4: Simplify right side
    106,207.62x = 9,813,201,860.85
  5. Step 5: Solve for x
    x = 9,813,201,860.85/106,207.62
  6. Step 6: Final answer
    x = 92,396.40

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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.