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Finding the Fourth Proportional to 200,251.63, 300,330.72 and 58,058.75

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Solution

The fourth proportional to 200,251.63, 300,330.72 and 58,058.75 is: 87,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,251.63 : 300,330.72 = 58,058.75 : x
  2. Step 2: Convert to fraction form
    200,251.63/300,330.72 = 58,058.75/x
  3. Step 3: Cross multiply
    200,251.63x = 300,330.72 × 58,058.75
  4. Step 4: Simplify right side
    200,251.63x = 17,436,824,688.15
  5. Step 5: Solve for x
    x = 17,436,824,688.15/200,251.63
  6. Step 6: Final answer
    x = 87,074.57

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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.