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Finding the Fourth Proportional to 136,598.28, 204,890.02 and 52,398.80

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Solution

The fourth proportional to 136,598.28, 204,890.02 and 52,398.80 is: 78,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,598.28 : 204,890.02 = 52,398.80 : x
  2. Step 2: Convert to fraction form
    136,598.28/204,890.02 = 52,398.80/x
  3. Step 3: Cross multiply
    136,598.28x = 204,890.02 × 52,398.80
  4. Step 4: Simplify right side
    136,598.28x = 10,735,991,179.98
  5. Step 5: Solve for x
    x = 10,735,991,179.98/136,598.28
  6. Step 6: Final answer
    x = 78,595.36

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1.5x scale

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.