Home / 96,859.20-145,201.32-34,515.12

Finding the Fourth Proportional to 96,859.20, 145,201.32 and 34,515.12

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Solution

The fourth proportional to 96,859.20, 145,201.32 and 34,515.12 is: 51,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,859.20 : 145,201.32 = 34,515.12 : x
  2. Step 2: Convert to fraction form
    96,859.20/145,201.32 = 34,515.12/x
  3. Step 3: Cross multiply
    96,859.20x = 145,201.32 × 34,515.12
  4. Step 4: Simplify right side
    96,859.20x = 5,011,640,983.96
  5. Step 5: Solve for x
    x = 5,011,640,983.96/96,859.20
  6. Step 6: Final answer
    x = 51,741.51

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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.