Home / 202,664.66-279,694.49-117,776.25

Finding the Fourth Proportional to 202,664.66, 279,694.49 and 117,776.25

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Solution

The fourth proportional to 202,664.66, 279,694.49 and 117,776.25 is: 162,541.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,664.66 : 279,694.49 = 117,776.25 : x
  2. Step 2: Convert to fraction form
    202,664.66/279,694.49 = 117,776.25/x
  3. Step 3: Cross multiply
    202,664.66x = 279,694.49 × 117,776.25
  4. Step 4: Simplify right side
    202,664.66x = 32,941,367,588.98
  5. Step 5: Solve for x
    x = 32,941,367,588.98/202,664.66
  6. Step 6: Final answer
    x = 162,541.26

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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.