Home / 106,265.30-146,645.84-57,866.45

Finding the Fourth Proportional to 106,265.30, 146,645.84 and 57,866.45

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Solution

The fourth proportional to 106,265.30, 146,645.84 and 57,866.45 is: 79,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,265.30 : 146,645.84 = 57,866.45 : x
  2. Step 2: Convert to fraction form
    106,265.30/146,645.84 = 57,866.45/x
  3. Step 3: Cross multiply
    106,265.30x = 146,645.84 × 57,866.45
  4. Step 4: Simplify right side
    106,265.30x = 8,485,873,145.51
  5. Step 5: Solve for x
    x = 8,485,873,145.51/106,265.30
  6. Step 6: Final answer
    x = 79,855.55

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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.