Home / 117,548.32-176,351.92-55,146.08

Finding the Fourth Proportional to 117,548.32, 176,351.92 and 55,146.08

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Solution

The fourth proportional to 117,548.32, 176,351.92 and 55,146.08 is: 82,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,548.32 : 176,351.92 = 55,146.08 : x
  2. Step 2: Convert to fraction form
    117,548.32/176,351.92 = 55,146.08/x
  3. Step 3: Cross multiply
    117,548.32x = 176,351.92 × 55,146.08
  4. Step 4: Simplify right side
    117,548.32x = 9,725,117,088.47
  5. Step 5: Solve for x
    x = 9,725,117,088.47/117,548.32
  6. Step 6: Final answer
    x = 82,732.93

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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.