Home / 179,899.27-248,264.86-99,331.88

Finding the Fourth Proportional to 179,899.27, 248,264.86 and 99,331.88

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Solution

The fourth proportional to 179,899.27, 248,264.86 and 99,331.88 is: 137,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,899.27 : 248,264.86 = 99,331.88 : x
  2. Step 2: Convert to fraction form
    179,899.27/248,264.86 = 99,331.88/x
  3. Step 3: Cross multiply
    179,899.27x = 248,264.86 × 99,331.88
  4. Step 4: Simplify right side
    179,899.27x = 24,660,614,785.08
  5. Step 5: Solve for x
    x = 24,660,614,785.08/179,899.27
  6. Step 6: Final answer
    x = 137,080.13

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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.