Home / 75,910.26-104,769.96-45,285.38

Finding the Fourth Proportional to 75,910.26, 104,769.96 and 45,285.38

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Solution

The fourth proportional to 75,910.26, 104,769.96 and 45,285.38 is: 62,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,910.26 : 104,769.96 = 45,285.38 : x
  2. Step 2: Convert to fraction form
    75,910.26/104,769.96 = 45,285.38/x
  3. Step 3: Cross multiply
    75,910.26x = 104,769.96 × 45,285.38
  4. Step 4: Simplify right side
    75,910.26x = 4,744,547,150.40
  5. Step 5: Solve for x
    x = 4,744,547,150.40/75,910.26
  6. Step 6: Final answer
    x = 62,502.05

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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.