Home / 117,607.28-176,760.84-55,321.52

Finding the Fourth Proportional to 117,607.28, 176,760.84 and 55,321.52

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Solution

The fourth proportional to 117,607.28, 176,760.84 and 55,321.52 is: 83,146.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,607.28 : 176,760.84 = 55,321.52 : x
  2. Step 2: Convert to fraction form
    117,607.28/176,760.84 = 55,321.52/x
  3. Step 3: Cross multiply
    117,607.28x = 176,760.84 × 55,321.52
  4. Step 4: Simplify right side
    117,607.28x = 9,778,678,345.28
  5. Step 5: Solve for x
    x = 9,778,678,345.28/117,607.28
  6. Step 6: Final answer
    x = 83,146.88

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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.