Home / 67,852.21-101,777.10-27,862.51

Finding the Fourth Proportional to 67,852.21, 101,777.10 and 27,862.51

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Solution

The fourth proportional to 67,852.21, 101,777.10 and 27,862.51 is: 41,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,852.21 : 101,777.10 = 27,862.51 : x
  2. Step 2: Convert to fraction form
    67,852.21/101,777.10 = 27,862.51/x
  3. Step 3: Cross multiply
    67,852.21x = 101,777.10 × 27,862.51
  4. Step 4: Simplify right side
    67,852.21x = 2,835,765,466.52
  5. Step 5: Solve for x
    x = 2,835,765,466.52/67,852.21
  6. Step 6: Final answer
    x = 41,793.27

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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.