Home / 117,924.27-162,731.70-64,208.85

Finding the Fourth Proportional to 117,924.27, 162,731.70 and 64,208.85

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Solution

The fourth proportional to 117,924.27, 162,731.70 and 64,208.85 is: 88,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,924.27 : 162,731.70 = 64,208.85 : x
  2. Step 2: Convert to fraction form
    117,924.27/162,731.70 = 64,208.85/x
  3. Step 3: Cross multiply
    117,924.27x = 162,731.70 × 64,208.85
  4. Step 4: Simplify right side
    117,924.27x = 10,448,815,315.55
  5. Step 5: Solve for x
    x = 10,448,815,315.55/117,924.27
  6. Step 6: Final answer
    x = 88,606.15

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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.