Home / 96,725.70-145,039.17-56,822.62

Finding the Fourth Proportional to 96,725.70, 145,039.17 and 56,822.62

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Solution

The fourth proportional to 96,725.70, 145,039.17 and 56,822.62 is: 85,204.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,725.70 : 145,039.17 = 56,822.62 : x
  2. Step 2: Convert to fraction form
    96,725.70/145,039.17 = 56,822.62/x
  3. Step 3: Cross multiply
    96,725.70x = 145,039.17 × 56,822.62
  4. Step 4: Simplify right side
    96,725.70x = 8,241,505,692.94
  5. Step 5: Solve for x
    x = 8,241,505,692.94/96,725.70
  6. Step 6: Final answer
    x = 85,204.92

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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.