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Finding the Fourth Proportional to 157,608.62, 236,215.92 and 101,298.86

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Solution

The fourth proportional to 157,608.62, 236,215.92 and 101,298.86 is: 151,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,608.62 : 236,215.92 = 101,298.86 : x
  2. Step 2: Convert to fraction form
    157,608.62/236,215.92 = 101,298.86/x
  3. Step 3: Cross multiply
    157,608.62x = 236,215.92 × 101,298.86
  4. Step 4: Simplify right side
    157,608.62x = 23,928,401,722.28
  5. Step 5: Solve for x
    x = 23,928,401,722.28/157,608.62
  6. Step 6: Final answer
    x = 151,821.66

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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.