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Finding the Fourth Proportional to 101,395.42, 152,102.02 and 26,515.28

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Solution

The fourth proportional to 101,395.42, 152,102.02 and 26,515.28 is: 39,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,395.42 : 152,102.02 = 26,515.28 : x
  2. Step 2: Convert to fraction form
    101,395.42/152,102.02 = 26,515.28/x
  3. Step 3: Cross multiply
    101,395.42x = 152,102.02 × 26,515.28
  4. Step 4: Simplify right side
    101,395.42x = 4,033,027,648.87
  5. Step 5: Solve for x
    x = 4,033,027,648.87/101,395.42
  6. Step 6: Final answer
    x = 39,775.24

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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.