Home / 82,888.79-114,386.52-45,163.04

Finding the Fourth Proportional to 82,888.79, 114,386.52 and 45,163.04

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Solution

The fourth proportional to 82,888.79, 114,386.52 and 45,163.04 is: 62,324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,888.79 : 114,386.52 = 45,163.04 : x
  2. Step 2: Convert to fraction form
    82,888.79/114,386.52 = 45,163.04/x
  3. Step 3: Cross multiply
    82,888.79x = 114,386.52 × 45,163.04
  4. Step 4: Simplify right side
    82,888.79x = 5,166,042,406.29
  5. Step 5: Solve for x
    x = 5,166,042,406.29/82,888.79
  6. Step 6: Final answer
    x = 62,324.99

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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.