Home / 82,912.48-114,386.68-51,026.02

Finding the Fourth Proportional to 82,912.48, 114,386.68 and 51,026.02

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Solution

The fourth proportional to 82,912.48, 114,386.68 and 51,026.02 is: 70,395.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,912.48 : 114,386.68 = 51,026.02 : x
  2. Step 2: Convert to fraction form
    82,912.48/114,386.68 = 51,026.02/x
  3. Step 3: Cross multiply
    82,912.48x = 114,386.68 × 51,026.02
  4. Step 4: Simplify right side
    82,912.48x = 5,836,697,021.41
  5. Step 5: Solve for x
    x = 5,836,697,021.41/82,912.48
  6. Step 6: Final answer
    x = 70,395.88

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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.