Home / 75,377.60-104,022.45-41,389.29

Finding the Fourth Proportional to 75,377.60, 104,022.45 and 41,389.29

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Solution

The fourth proportional to 75,377.60, 104,022.45 and 41,389.29 is: 57,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,377.60 : 104,022.45 = 41,389.29 : x
  2. Step 2: Convert to fraction form
    75,377.60/104,022.45 = 41,389.29/x
  3. Step 3: Cross multiply
    75,377.60x = 104,022.45 × 41,389.29
  4. Step 4: Simplify right side
    75,377.60x = 4,305,415,349.56
  5. Step 5: Solve for x
    x = 4,305,415,349.56/75,377.60
  6. Step 6: Final answer
    x = 57,117.97

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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.