Home / 117,933.26-162,747.95-64,218.26

Finding the Fourth Proportional to 117,933.26, 162,747.95 and 64,218.26

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Solution

The fourth proportional to 117,933.26, 162,747.95 and 64,218.26 is: 88,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,933.26 : 162,747.95 = 64,218.26 : x
  2. Step 2: Convert to fraction form
    117,933.26/162,747.95 = 64,218.26/x
  3. Step 3: Cross multiply
    117,933.26x = 162,747.95 × 64,218.26
  4. Step 4: Simplify right side
    117,933.26x = 10,451,390,253.35
  5. Step 5: Solve for x
    x = 10,451,390,253.35/117,933.26
  6. Step 6: Final answer
    x = 88,621.23

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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.