Home / 152,137.64-228,305.82-69,032.36

Finding the Fourth Proportional to 152,137.64, 228,305.82 and 69,032.36

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Solution

The fourth proportional to 152,137.64, 228,305.82 and 69,032.36 is: 103,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,137.64 : 228,305.82 = 69,032.36 : x
  2. Step 2: Convert to fraction form
    152,137.64/228,305.82 = 69,032.36/x
  3. Step 3: Cross multiply
    152,137.64x = 228,305.82 × 69,032.36
  4. Step 4: Simplify right side
    152,137.64x = 15,760,489,556.34
  5. Step 5: Solve for x
    x = 15,760,489,556.34/152,137.64
  6. Step 6: Final answer
    x = 103,593.62

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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.