Home / 117,727.11-162,465.44-64,012.49

Finding the Fourth Proportional to 117,727.11, 162,465.44 and 64,012.49

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Solution

The fourth proportional to 117,727.11, 162,465.44 and 64,012.49 is: 88,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,727.11 : 162,465.44 = 64,012.49 : x
  2. Step 2: Convert to fraction form
    117,727.11/162,465.44 = 64,012.49/x
  3. Step 3: Cross multiply
    117,727.11x = 162,465.44 × 64,012.49
  4. Step 4: Simplify right side
    117,727.11x = 10,399,816,541.02
  5. Step 5: Solve for x
    x = 10,399,816,541.02/117,727.11
  6. Step 6: Final answer
    x = 88,338.33

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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.