Home / 75,489.16-104,176.34-41,499.08

Finding the Fourth Proportional to 75,489.16, 104,176.34 and 41,499.08

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Solution

The fourth proportional to 75,489.16, 104,176.34 and 41,499.08 is: 57,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,489.16 : 104,176.34 = 41,499.08 : x
  2. Step 2: Convert to fraction form
    75,489.16/104,176.34 = 41,499.08/x
  3. Step 3: Cross multiply
    75,489.16x = 104,176.34 × 41,499.08
  4. Step 4: Simplify right side
    75,489.16x = 4,323,222,267.77
  5. Step 5: Solve for x
    x = 4,323,222,267.77/75,489.16
  6. Step 6: Final answer
    x = 57,269.44

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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.