Home / 92,671.13-138,847.97-50,580.72

Finding the Fourth Proportional to 92,671.13, 138,847.97 and 50,580.72

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Solution

The fourth proportional to 92,671.13, 138,847.97 and 50,580.72 is: 75,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,671.13 : 138,847.97 = 50,580.72 : x
  2. Step 2: Convert to fraction form
    92,671.13/138,847.97 = 50,580.72/x
  3. Step 3: Cross multiply
    92,671.13x = 138,847.97 × 50,580.72
  4. Step 4: Simplify right side
    92,671.13x = 7,023,030,293.14
  5. Step 5: Solve for x
    x = 7,023,030,293.14/92,671.13
  6. Step 6: Final answer
    x = 75,784.45

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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.