Home / 101,190.32-151,757.77-38,005.56

Finding the Fourth Proportional to 101,190.32, 151,757.77 and 38,005.56

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Solution

The fourth proportional to 101,190.32, 151,757.77 and 38,005.56 is: 56,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,190.32 : 151,757.77 = 38,005.56 : x
  2. Step 2: Convert to fraction form
    101,190.32/151,757.77 = 38,005.56/x
  3. Step 3: Cross multiply
    101,190.32x = 151,757.77 × 38,005.56
  4. Step 4: Simplify right side
    101,190.32x = 5,767,638,938.19
  5. Step 5: Solve for x
    x = 5,767,638,938.19/101,190.32
  6. Step 6: Final answer
    x = 56,997.93

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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.