Home / 87,725,200.92-121,060,806.54-48,035,241.96

Finding the Fourth Proportional to 87,725,200.92, 121,060,806.54 and 48,035,241.96

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Solution

The fourth proportional to 87,725,200.92, 121,060,806.54 and 48,035,241.96 is: 66,288,649.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,725,200.92 : 121,060,806.54 = 48,035,241.96 : x
  2. Step 2: Convert to fraction form
    87,725,200.92/121,060,806.54 = 48,035,241.96/x
  3. Step 3: Cross multiply
    87,725,200.92x = 121,060,806.54 × 48,035,241.96
  4. Step 4: Simplify right side
    87,725,200.92x = 5,815,185,134,021,651
  5. Step 5: Solve for x
    x = 5,815,185,134,021,651/87,725,200.92
  6. Step 6: Final answer
    x = 66,288,649.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.