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Finding the Fourth Proportional to 101,735.80, 140,367.22 and 58,712.27

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Solution

The fourth proportional to 101,735.80, 140,367.22 and 58,712.27 is: 81,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,735.80 : 140,367.22 = 58,712.27 : x
  2. Step 2: Convert to fraction form
    101,735.80/140,367.22 = 58,712.27/x
  3. Step 3: Cross multiply
    101,735.80x = 140,367.22 × 58,712.27
  4. Step 4: Simplify right side
    101,735.80x = 8,241,277,271.17
  5. Step 5: Solve for x
    x = 8,241,277,271.17/101,735.80
  6. Step 6: Final answer
    x = 81,006.66

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1.5x scale

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.