Home / 84,972.08-117,260.76-47,246

Finding the Fourth Proportional to 84,972.08, 117,260.76 and 47,246

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Solution

The fourth proportional to 84,972.08, 117,260.76 and 47,246 is: 65,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,972.08 : 117,260.76 = 47,246 : x
  2. Step 2: Convert to fraction form
    84,972.08/117,260.76 = 47,246/x
  3. Step 3: Cross multiply
    84,972.08x = 117,260.76 × 47,246
  4. Step 4: Simplify right side
    84,972.08x = 5,540,101,866.96
  5. Step 5: Solve for x
    x = 5,540,101,866.96/84,972.08
  6. Step 6: Final answer
    x = 65,199.09

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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.