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Finding the Fourth Proportional to 84,752.76, 116,959.50 and 47,027.64

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Solution

The fourth proportional to 84,752.76, 116,959.50 and 47,027.64 is: 64,898.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,752.76 : 116,959.50 = 47,027.64 : x
  2. Step 2: Convert to fraction form
    84,752.76/116,959.50 = 47,027.64/x
  3. Step 3: Cross multiply
    84,752.76x = 116,959.50 × 47,027.64
  4. Step 4: Simplify right side
    84,752.76x = 5,500,329,260.58
  5. Step 5: Solve for x
    x = 5,500,329,260.58/84,752.76
  6. Step 6: Final answer
    x = 64,898.53

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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.