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Finding the Fourth Proportional to 189,300.70, 283,889.66 and 62,907

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Solution

The fourth proportional to 189,300.70, 283,889.66 and 62,907 is: 94,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,300.70 : 283,889.66 = 62,907 : x
  2. Step 2: Convert to fraction form
    189,300.70/283,889.66 = 62,907/x
  3. Step 3: Cross multiply
    189,300.70x = 283,889.66 × 62,907
  4. Step 4: Simplify right side
    189,300.70x = 17,858,646,841.62
  5. Step 5: Solve for x
    x = 17,858,646,841.62/189,300.70
  6. Step 6: Final answer
    x = 94,340.10

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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.