Home / 106,064.76-159,097.08-31,185.52

Finding the Fourth Proportional to 106,064.76, 159,097.08 and 31,185.52

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Solution

The fourth proportional to 106,064.76, 159,097.08 and 31,185.52 is: 46,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,064.76 : 159,097.08 = 31,185.52 : x
  2. Step 2: Convert to fraction form
    106,064.76/159,097.08 = 31,185.52/x
  3. Step 3: Cross multiply
    106,064.76x = 159,097.08 × 31,185.52
  4. Step 4: Simplify right side
    106,064.76x = 4,961,525,608.99
  5. Step 5: Solve for x
    x = 4,961,525,608.99/106,064.76
  6. Step 6: Final answer
    x = 46,778.27

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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.