Home / 84,010.26-115,933.80-45,769.69

Finding the Fourth Proportional to 84,010.26, 115,933.80 and 45,769.69

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Solution

The fourth proportional to 84,010.26, 115,933.80 and 45,769.69 is: 63,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,010.26 : 115,933.80 = 45,769.69 : x
  2. Step 2: Convert to fraction form
    84,010.26/115,933.80 = 45,769.69/x
  3. Step 3: Cross multiply
    84,010.26x = 115,933.80 × 45,769.69
  4. Step 4: Simplify right side
    84,010.26x = 5,306,253,968.32
  5. Step 5: Solve for x
    x = 5,306,253,968.32/84,010.26
  6. Step 6: Final answer
    x = 63,161.98

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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.