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Finding the Fourth Proportional to 101,347.16, 152,028.44 and 34,786.76

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Solution

The fourth proportional to 101,347.16, 152,028.44 and 34,786.76 is: 52,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,347.16 : 152,028.44 = 34,786.76 : x
  2. Step 2: Convert to fraction form
    101,347.16/152,028.44 = 34,786.76/x
  3. Step 3: Cross multiply
    101,347.16x = 152,028.44 × 34,786.76
  4. Step 4: Simplify right side
    101,347.16x = 5,288,576,855.45
  5. Step 5: Solve for x
    x = 5,288,576,855.45/101,347.16
  6. Step 6: Final answer
    x = 52,182.78

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1.5x scale

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.