Home / 82,719.92-114,159.44-46,913.04

Finding the Fourth Proportional to 82,719.92, 114,159.44 and 46,913.04

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Solution

The fourth proportional to 82,719.92, 114,159.44 and 46,913.04 is: 64,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719.92 : 114,159.44 = 46,913.04 : x
  2. Step 2: Convert to fraction form
    82,719.92/114,159.44 = 46,913.04/x
  3. Step 3: Cross multiply
    82,719.92x = 114,159.44 × 46,913.04
  4. Step 4: Simplify right side
    82,719.92x = 5,355,566,375.10
  5. Step 5: Solve for x
    x = 5,355,566,375.10/82,719.92
  6. Step 6: Final answer
    x = 64,743.37

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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.