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Finding the Fourth Proportional to 234,338.95, 351,297.93 and 84,544.03

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Solution

The fourth proportional to 234,338.95, 351,297.93 and 84,544.03 is: 126,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,338.95 : 351,297.93 = 84,544.03 : x
  2. Step 2: Convert to fraction form
    234,338.95/351,297.93 = 84,544.03/x
  3. Step 3: Cross multiply
    234,338.95x = 351,297.93 × 84,544.03
  4. Step 4: Simplify right side
    234,338.95x = 29,700,142,732.86
  5. Step 5: Solve for x
    x = 29,700,142,732.86/234,338.95
  6. Step 6: Final answer
    x = 126,740.10

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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.