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Finding the Fourth Proportional to 201,112.10, 301,708.65 and 58,957.10

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Solution

The fourth proportional to 201,112.10, 301,708.65 and 58,957.10 is: 88,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,112.10 : 301,708.65 = 58,957.10 : x
  2. Step 2: Convert to fraction form
    201,112.10/301,708.65 = 58,957.10/x
  3. Step 3: Cross multiply
    201,112.10x = 301,708.65 × 58,957.10
  4. Step 4: Simplify right side
    201,112.10x = 17,787,867,048.92
  5. Step 5: Solve for x
    x = 17,787,867,048.92/201,112.10
  6. Step 6: Final answer
    x = 88,447.52

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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.