Home / 79,724.26-110,023.23-45,271.48

Finding the Fourth Proportional to 79,724.26, 110,023.23 and 45,271.48

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Solution

The fourth proportional to 79,724.26, 110,023.23 and 45,271.48 is: 62,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.26 : 110,023.23 = 45,271.48 : x
  2. Step 2: Convert to fraction form
    79,724.26/110,023.23 = 45,271.48/x
  3. Step 3: Cross multiply
    79,724.26x = 110,023.23 × 45,271.48
  4. Step 4: Simplify right side
    79,724.26x = 4,980,914,456.48
  5. Step 5: Solve for x
    x = 4,980,914,456.48/79,724.26
  6. Step 6: Final answer
    x = 62,476.77

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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.