Home / 131,464.36-181,727.29-117,264.92

Finding the Fourth Proportional to 131,464.36, 181,727.29 and 117,264.92

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Solution

The fourth proportional to 131,464.36, 181,727.29 and 117,264.92 is: 162,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,464.36 : 181,727.29 = 117,264.92 : x
  2. Step 2: Convert to fraction form
    131,464.36/181,727.29 = 117,264.92/x
  3. Step 3: Cross multiply
    131,464.36x = 181,727.29 × 117,264.92
  4. Step 4: Simplify right side
    131,464.36x = 21,310,236,284.82
  5. Step 5: Solve for x
    x = 21,310,236,284.82/131,464.36
  6. Step 6: Final answer
    x = 162,098.96

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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.