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Finding the Fourth Proportional to 301,992.63, 452,989.04 and 88,760.58

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Solution

The fourth proportional to 301,992.63, 452,989.04 and 88,760.58 is: 133,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,992.63 : 452,989.04 = 88,760.58 : x
  2. Step 2: Convert to fraction form
    301,992.63/452,989.04 = 88,760.58/x
  3. Step 3: Cross multiply
    301,992.63x = 452,989.04 × 88,760.58
  4. Step 4: Simplify right side
    301,992.63x = 40,207,569,480.24
  5. Step 5: Solve for x
    x = 40,207,569,480.24/301,992.63
  6. Step 6: Final answer
    x = 133,140.90

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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.