Home / 165,745.61-248,871.75-158,922.17

Finding the Fourth Proportional to 165,745.61, 248,871.75 and 158,922.17

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Solution

The fourth proportional to 165,745.61, 248,871.75 and 158,922.17 is: 238,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,745.61 : 248,871.75 = 158,922.17 : x
  2. Step 2: Convert to fraction form
    165,745.61/248,871.75 = 158,922.17/x
  3. Step 3: Cross multiply
    165,745.61x = 248,871.75 × 158,922.17
  4. Step 4: Simplify right side
    165,745.61x = 39,551,238,587.92
  5. Step 5: Solve for x
    x = 39,551,238,587.92/165,745.61
  6. Step 6: Final answer
    x = 238,626.16

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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.