Home / 64,976.68-89,619.84-41,080.29

Finding the Fourth Proportional to 64,976.68, 89,619.84 and 41,080.29

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Solution

The fourth proportional to 64,976.68, 89,619.84 and 41,080.29 is: 56,660.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,976.68 : 89,619.84 = 41,080.29 : x
  2. Step 2: Convert to fraction form
    64,976.68/89,619.84 = 41,080.29/x
  3. Step 3: Cross multiply
    64,976.68x = 89,619.84 × 41,080.29
  4. Step 4: Simplify right side
    64,976.68x = 3,681,609,048.47
  5. Step 5: Solve for x
    x = 3,681,609,048.47/64,976.68
  6. Step 6: Final answer
    x = 56,660.47

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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.