Home / 75,366.13-104,004.88-40,910.89

Finding the Fourth Proportional to 75,366.13, 104,004.88 and 40,910.89

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Solution

The fourth proportional to 75,366.13, 104,004.88 and 40,910.89 is: 56,456.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,366.13 : 104,004.88 = 40,910.89 : x
  2. Step 2: Convert to fraction form
    75,366.13/104,004.88 = 40,910.89/x
  3. Step 3: Cross multiply
    75,366.13x = 104,004.88 × 40,910.89
  4. Step 4: Simplify right side
    75,366.13x = 4,254,932,205.14
  5. Step 5: Solve for x
    x = 4,254,932,205.14/75,366.13
  6. Step 6: Final answer
    x = 56,456.83

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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.