Home / 75,725.88-104,500.36-41,270.92

Finding the Fourth Proportional to 75,725.88, 104,500.36 and 41,270.92

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Solution

The fourth proportional to 75,725.88, 104,500.36 and 41,270.92 is: 56,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,725.88 : 104,500.36 = 41,270.92 : x
  2. Step 2: Convert to fraction form
    75,725.88/104,500.36 = 41,270.92/x
  3. Step 3: Cross multiply
    75,725.88x = 104,500.36 × 41,270.92
  4. Step 4: Simplify right side
    75,725.88x = 4,312,825,997.53
  5. Step 5: Solve for x
    x = 4,312,825,997.53/75,725.88
  6. Step 6: Final answer
    x = 56,953.13

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1.5x scale

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.