Home / 115,400.53-173,110.52-36,513.01

Finding the Fourth Proportional to 115,400.53, 173,110.52 and 36,513.01

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Solution

The fourth proportional to 115,400.53, 173,110.52 and 36,513.01 is: 54,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,400.53 : 173,110.52 = 36,513.01 : x
  2. Step 2: Convert to fraction form
    115,400.53/173,110.52 = 36,513.01/x
  3. Step 3: Cross multiply
    115,400.53x = 173,110.52 × 36,513.01
  4. Step 4: Simplify right side
    115,400.53x = 6,320,786,147.87
  5. Step 5: Solve for x
    x = 6,320,786,147.87/115,400.53
  6. Step 6: Final answer
    x = 54,772.59

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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.