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Finding the Fourth Proportional to 136,327, 204,490.52 and 62,455

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Solution

The fourth proportional to 136,327, 204,490.52 and 62,455 is: 93,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,327 : 204,490.52 = 62,455 : x
  2. Step 2: Convert to fraction form
    136,327/204,490.52 = 62,455/x
  3. Step 3: Cross multiply
    136,327x = 204,490.52 × 62,455
  4. Step 4: Simplify right side
    136,327x = 12,771,455,426.60
  5. Step 5: Solve for x
    x = 12,771,455,426.60/136,327
  6. Step 6: Final answer
    x = 93,682.51

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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.