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Finding the Fourth Proportional to 172,836.68, 259,216.08 and 62,028.68

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Solution

The fourth proportional to 172,836.68, 259,216.08 and 62,028.68 is: 93,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,836.68 : 259,216.08 = 62,028.68 : x
  2. Step 2: Convert to fraction form
    172,836.68/259,216.08 = 62,028.68/x
  3. Step 3: Cross multiply
    172,836.68x = 259,216.08 × 62,028.68
  4. Step 4: Simplify right side
    172,836.68x = 16,078,831,277.17
  5. Step 5: Solve for x
    x = 16,078,831,277.17/172,836.68
  6. Step 6: Final answer
    x = 93,029.04

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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.