Home / 75,703.37-104,512.55-45,496.04

Finding the Fourth Proportional to 75,703.37, 104,512.55 and 45,496.04

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Solution

The fourth proportional to 75,703.37, 104,512.55 and 45,496.04 is: 62,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,703.37 : 104,512.55 = 45,496.04 : x
  2. Step 2: Convert to fraction form
    75,703.37/104,512.55 = 45,496.04/x
  3. Step 3: Cross multiply
    75,703.37x = 104,512.55 × 45,496.04
  4. Step 4: Simplify right side
    75,703.37x = 4,754,906,405.26
  5. Step 5: Solve for x
    x = 4,754,906,405.26/75,703.37
  6. Step 6: Final answer
    x = 62,809.71

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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.