Home / 189,197.61-283,665.19-100,513.39

Finding the Fourth Proportional to 189,197.61, 283,665.19 and 100,513.39

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Solution

The fourth proportional to 189,197.61, 283,665.19 and 100,513.39 is: 150,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,197.61 : 283,665.19 = 100,513.39 : x
  2. Step 2: Convert to fraction form
    189,197.61/283,665.19 = 100,513.39/x
  3. Step 3: Cross multiply
    189,197.61x = 283,665.19 × 100,513.39
  4. Step 4: Simplify right side
    189,197.61x = 28,512,149,871.89
  5. Step 5: Solve for x
    x = 28,512,149,871.89/189,197.61
  6. Step 6: Final answer
    x = 150,700.37

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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.