Home / 82,866.96-114,356.40-45,141.24

Finding the Fourth Proportional to 82,866.96, 114,356.40 and 45,141.24

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Solution

The fourth proportional to 82,866.96, 114,356.40 and 45,141.24 is: 62,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,866.96 : 114,356.40 = 45,141.24 : x
  2. Step 2: Convert to fraction form
    82,866.96/114,356.40 = 45,141.24/x
  3. Step 3: Cross multiply
    82,866.96x = 114,356.40 × 45,141.24
  4. Step 4: Simplify right side
    82,866.96x = 5,162,189,697.94
  5. Step 5: Solve for x
    x = 5,162,189,697.94/82,866.96
  6. Step 6: Final answer
    x = 62,294.91

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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.