Home / 117,607.03-176,760.48-55,321.27

Finding the Fourth Proportional to 117,607.03, 176,760.48 and 55,321.27

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Solution

The fourth proportional to 117,607.03, 176,760.48 and 55,321.27 is: 83,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,607.03 : 176,760.48 = 55,321.27 : x
  2. Step 2: Convert to fraction form
    117,607.03/176,760.48 = 55,321.27/x
  3. Step 3: Cross multiply
    117,607.03x = 176,760.48 × 55,321.27
  4. Step 4: Simplify right side
    117,607.03x = 9,778,614,239.41
  5. Step 5: Solve for x
    x = 9,778,614,239.41/117,607.03
  6. Step 6: Final answer
    x = 83,146.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.