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Finding the Fourth Proportional to 101,219.42, 151,813.52 and 34,644.26

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Solution

The fourth proportional to 101,219.42, 151,813.52 and 34,644.26 is: 51,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,219.42 : 151,813.52 = 34,644.26 : x
  2. Step 2: Convert to fraction form
    101,219.42/151,813.52 = 34,644.26/x
  3. Step 3: Cross multiply
    101,219.42x = 151,813.52 × 34,644.26
  4. Step 4: Simplify right side
    101,219.42x = 5,259,467,058.40
  5. Step 5: Solve for x
    x = 5,259,467,058.40/101,219.42
  6. Step 6: Final answer
    x = 51,961.05

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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.