Home / 117,240.14-161,791.53-63,525.14

Finding the Fourth Proportional to 117,240.14, 161,791.53 and 63,525.14

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Solution

The fourth proportional to 117,240.14, 161,791.53 and 63,525.14 is: 87,664.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,240.14 : 161,791.53 = 63,525.14 : x
  2. Step 2: Convert to fraction form
    117,240.14/161,791.53 = 63,525.14/x
  3. Step 3: Cross multiply
    117,240.14x = 161,791.53 × 63,525.14
  4. Step 4: Simplify right side
    117,240.14x = 10,277,828,785.11
  5. Step 5: Solve for x
    x = 10,277,828,785.11/117,240.14
  6. Step 6: Final answer
    x = 87,664.76

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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.