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Finding the Fourth Proportional to 202,141.58, 303,277.98 and 96,968.78

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Solution

The fourth proportional to 202,141.58, 303,277.98 and 96,968.78 is: 145,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,141.58 : 303,277.98 = 96,968.78 : x
  2. Step 2: Convert to fraction form
    202,141.58/303,277.98 = 96,968.78/x
  3. Step 3: Cross multiply
    202,141.58x = 303,277.98 × 96,968.78
  4. Step 4: Simplify right side
    202,141.58x = 29,408,495,721.46
  5. Step 5: Solve for x
    x = 29,408,495,721.46/202,141.58
  6. Step 6: Final answer
    x = 145,484.64

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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.