Home / 75,410.83-104,068.20-41,422.46

Finding the Fourth Proportional to 75,410.83, 104,068.20 and 41,422.46

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Solution

The fourth proportional to 75,410.83, 104,068.20 and 41,422.46 is: 57,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,410.83 : 104,068.20 = 41,422.46 : x
  2. Step 2: Convert to fraction form
    75,410.83/104,068.20 = 41,422.46/x
  3. Step 3: Cross multiply
    75,410.83x = 104,068.20 × 41,422.46
  4. Step 4: Simplify right side
    75,410.83x = 4,310,760,851.77
  5. Step 5: Solve for x
    x = 4,310,760,851.77/75,410.83
  6. Step 6: Final answer
    x = 57,163.68

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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.