Home / 82,943.18-114,425.46-52,712.30

Finding the Fourth Proportional to 82,943.18, 114,425.46 and 52,712.30

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Solution

The fourth proportional to 82,943.18, 114,425.46 and 52,712.30 is: 72,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,943.18 : 114,425.46 = 52,712.30 : x
  2. Step 2: Convert to fraction form
    82,943.18/114,425.46 = 52,712.30/x
  3. Step 3: Cross multiply
    82,943.18x = 114,425.46 × 52,712.30
  4. Step 4: Simplify right side
    82,943.18x = 6,031,629,175.16
  5. Step 5: Solve for x
    x = 6,031,629,175.16/82,943.18
  6. Step 6: Final answer
    x = 72,720.01

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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.