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Finding the Fourth Proportional to 241,578.64, 333,367.36 and 134,155.48

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Solution

The fourth proportional to 241,578.64, 333,367.36 and 134,155.48 is: 185,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,578.64 : 333,367.36 = 134,155.48 : x
  2. Step 2: Convert to fraction form
    241,578.64/333,367.36 = 134,155.48/x
  3. Step 3: Cross multiply
    241,578.64x = 333,367.36 × 134,155.48
  4. Step 4: Simplify right side
    241,578.64x = 44,723,058,197.13
  5. Step 5: Solve for x
    x = 44,723,058,197.13/241,578.64
  6. Step 6: Final answer
    x = 185,128.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.