Home / 75,785.83-104,585.11-41,795.66

Finding the Fourth Proportional to 75,785.83, 104,585.11 and 41,795.66

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Solution

The fourth proportional to 75,785.83, 104,585.11 and 41,795.66 is: 57,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,785.83 : 104,585.11 = 41,795.66 : x
  2. Step 2: Convert to fraction form
    75,785.83/104,585.11 = 41,795.66/x
  3. Step 3: Cross multiply
    75,785.83x = 104,585.11 × 41,795.66
  4. Step 4: Simplify right side
    75,785.83x = 4,371,203,855.60
  5. Step 5: Solve for x
    x = 4,371,203,855.60/75,785.83
  6. Step 6: Final answer
    x = 57,678.38

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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.