Home / 106,329.22-159,675.84-71,017.47

Finding the Fourth Proportional to 106,329.22, 159,675.84 and 71,017.47

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Solution

The fourth proportional to 106,329.22, 159,675.84 and 71,017.47 is: 106,647.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,329.22 : 159,675.84 = 71,017.47 : x
  2. Step 2: Convert to fraction form
    106,329.22/159,675.84 = 71,017.47/x
  3. Step 3: Cross multiply
    106,329.22x = 159,675.84 × 71,017.47
  4. Step 4: Simplify right side
    106,329.22x = 11,339,774,176.92
  5. Step 5: Solve for x
    x = 11,339,774,176.92/106,329.22
  6. Step 6: Final answer
    x = 106,647.77

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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.