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Finding the Fourth Proportional to 325,367.63, 488,037.06 and 88,710.32

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Solution

The fourth proportional to 325,367.63, 488,037.06 and 88,710.32 is: 133,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,367.63 : 488,037.06 = 88,710.32 : x
  2. Step 2: Convert to fraction form
    325,367.63/488,037.06 = 88,710.32/x
  3. Step 3: Cross multiply
    325,367.63x = 488,037.06 × 88,710.32
  4. Step 4: Simplify right side
    325,367.63x = 43,293,923,764.46
  5. Step 5: Solve for x
    x = 43,293,923,764.46/325,367.63
  6. Step 6: Final answer
    x = 133,061.56

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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.