Home / 123,938.57-185,421.22-95,644.87

Finding the Fourth Proportional to 123,938.57, 185,421.22 and 95,644.87

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Solution

The fourth proportional to 123,938.57, 185,421.22 and 95,644.87 is: 143,091.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,938.57 : 185,421.22 = 95,644.87 : x
  2. Step 2: Convert to fraction form
    123,938.57/185,421.22 = 95,644.87/x
  3. Step 3: Cross multiply
    123,938.57x = 185,421.22 × 95,644.87
  4. Step 4: Simplify right side
    123,938.57x = 17,734,587,779.48
  5. Step 5: Solve for x
    x = 17,734,587,779.48/123,938.57
  6. Step 6: Final answer
    x = 143,091.75

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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.