Home / 106,050.71-159,067.79-61,649.15

Finding the Fourth Proportional to 106,050.71, 159,067.79 and 61,649.15

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Solution

The fourth proportional to 106,050.71, 159,067.79 and 61,649.15 is: 92,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,050.71 : 159,067.79 = 61,649.15 : x
  2. Step 2: Convert to fraction form
    106,050.71/159,067.79 = 61,649.15/x
  3. Step 3: Cross multiply
    106,050.71x = 159,067.79 × 61,649.15
  4. Step 4: Simplify right side
    106,050.71x = 9,806,394,045.88
  5. Step 5: Solve for x
    x = 9,806,394,045.88/106,050.71
  6. Step 6: Final answer
    x = 92,468.91

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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.