Home / 123,961.74-185,944.68-64,912.74

Finding the Fourth Proportional to 123,961.74, 185,944.68 and 64,912.74

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Solution

The fourth proportional to 123,961.74, 185,944.68 and 64,912.74 is: 97,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,961.74 : 185,944.68 = 64,912.74 : x
  2. Step 2: Convert to fraction form
    123,961.74/185,944.68 = 64,912.74/x
  3. Step 3: Cross multiply
    123,961.74x = 185,944.68 × 64,912.74
  4. Step 4: Simplify right side
    123,961.74x = 12,070,178,667.22
  5. Step 5: Solve for x
    x = 12,070,178,667.22/123,961.74
  6. Step 6: Final answer
    x = 97,370.19

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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.