Home / 145,161.56-217,773.45-50,394.75

Finding the Fourth Proportional to 145,161.56, 217,773.45 and 50,394.75

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Solution

The fourth proportional to 145,161.56, 217,773.45 and 50,394.75 is: 75,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,161.56 : 217,773.45 = 50,394.75 : x
  2. Step 2: Convert to fraction form
    145,161.56/217,773.45 = 50,394.75/x
  3. Step 3: Cross multiply
    145,161.56x = 217,773.45 × 50,394.75
  4. Step 4: Simplify right side
    145,161.56x = 10,974,638,569.39
  5. Step 5: Solve for x
    x = 10,974,638,569.39/145,161.56
  6. Step 6: Final answer
    x = 75,602.92

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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.