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Finding the Fourth Proportional to 234,282.75, 323,297.41 and 137,473.57

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Solution

The fourth proportional to 234,282.75, 323,297.41 and 137,473.57 is: 189,706.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,282.75 : 323,297.41 = 137,473.57 : x
  2. Step 2: Convert to fraction form
    234,282.75/323,297.41 = 137,473.57/x
  3. Step 3: Cross multiply
    234,282.75x = 323,297.41 × 137,473.57
  4. Step 4: Simplify right side
    234,282.75x = 44,444,849,124.45
  5. Step 5: Solve for x
    x = 44,444,849,124.45/234,282.75
  6. Step 6: Final answer
    x = 189,706.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.