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Finding the Fourth Proportional to 169,136.92, 253,734.20 and 58,303

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Solution

The fourth proportional to 169,136.92, 253,734.20 and 58,303 is: 87,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,136.92 : 253,734.20 = 58,303 : x
  2. Step 2: Convert to fraction form
    169,136.92/253,734.20 = 58,303/x
  3. Step 3: Cross multiply
    169,136.92x = 253,734.20 × 58,303
  4. Step 4: Simplify right side
    169,136.92x = 14,793,465,062.60
  5. Step 5: Solve for x
    x = 14,793,465,062.60/169,136.92
  6. Step 6: Final answer
    x = 87,464.43

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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.