Home / 117,696.98-162,419.91-63,983.35

Finding the Fourth Proportional to 117,696.98, 162,419.91 and 63,983.35

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Solution

The fourth proportional to 117,696.98, 162,419.91 and 63,983.35 is: 88,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,696.98 : 162,419.91 = 63,983.35 : x
  2. Step 2: Convert to fraction form
    117,696.98/162,419.91 = 63,983.35/x
  3. Step 3: Cross multiply
    117,696.98x = 162,419.91 × 63,983.35
  4. Step 4: Simplify right side
    117,696.98x = 10,392,169,056.42
  5. Step 5: Solve for x
    x = 10,392,169,056.42/117,696.98
  6. Step 6: Final answer
    x = 88,295.97

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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.