Home / 82,142.19-113,351.51-46,330.07

Finding the Fourth Proportional to 82,142.19, 113,351.51 and 46,330.07

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Solution

The fourth proportional to 82,142.19, 113,351.51 and 46,330.07 is: 63,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,142.19 : 113,351.51 = 46,330.07 : x
  2. Step 2: Convert to fraction form
    82,142.19/113,351.51 = 46,330.07/x
  3. Step 3: Cross multiply
    82,142.19x = 113,351.51 × 46,330.07
  4. Step 4: Simplify right side
    82,142.19x = 5,251,582,594.50
  5. Step 5: Solve for x
    x = 5,251,582,594.50/82,142.19
  6. Step 6: Final answer
    x = 63,932.83

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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.