Home / 79,254.20-109,370.10-43,444.10

Finding the Fourth Proportional to 79,254.20, 109,370.10 and 43,444.10

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Solution

The fourth proportional to 79,254.20, 109,370.10 and 43,444.10 is: 59,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,254.20 : 109,370.10 = 43,444.10 : x
  2. Step 2: Convert to fraction form
    79,254.20/109,370.10 = 43,444.10/x
  3. Step 3: Cross multiply
    79,254.20x = 109,370.10 × 43,444.10
  4. Step 4: Simplify right side
    79,254.20x = 4,751,485,561.41
  5. Step 5: Solve for x
    x = 4,751,485,561.41/79,254.20
  6. Step 6: Final answer
    x = 59,952.48

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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.