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Finding the Fourth Proportional to 136,498.83, 204,748.73 and 41,728.63

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Solution

The fourth proportional to 136,498.83, 204,748.73 and 41,728.63 is: 62,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,498.83 : 204,748.73 = 41,728.63 : x
  2. Step 2: Convert to fraction form
    136,498.83/204,748.73 = 41,728.63/x
  3. Step 3: Cross multiply
    136,498.83x = 204,748.73 × 41,728.63
  4. Step 4: Simplify right side
    136,498.83x = 8,543,883,997.14
  5. Step 5: Solve for x
    x = 8,543,883,997.14/136,498.83
  6. Step 6: Final answer
    x = 62,593.09

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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.