Home / 147,848.58-221,791.30-57,879.66

Finding the Fourth Proportional to 147,848.58, 221,791.30 and 57,879.66

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Solution

The fourth proportional to 147,848.58, 221,791.30 and 57,879.66 is: 86,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,848.58 : 221,791.30 = 57,879.66 : x
  2. Step 2: Convert to fraction form
    147,848.58/221,791.30 = 57,879.66/x
  3. Step 3: Cross multiply
    147,848.58x = 221,791.30 × 57,879.66
  4. Step 4: Simplify right side
    147,848.58x = 12,837,205,179.66
  5. Step 5: Solve for x
    x = 12,837,205,179.66/147,848.58
  6. Step 6: Final answer
    x = 86,826.71

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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.