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Finding the Fourth Proportional to 84,902.99, 117,164.88 and 49,096.33

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Solution

The fourth proportional to 84,902.99, 117,164.88 and 49,096.33 is: 67,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,902.99 : 117,164.88 = 49,096.33 : x
  2. Step 2: Convert to fraction form
    84,902.99/117,164.88 = 49,096.33/x
  3. Step 3: Cross multiply
    84,902.99x = 117,164.88 × 49,096.33
  4. Step 4: Simplify right side
    84,902.99x = 5,752,365,319.98
  5. Step 5: Solve for x
    x = 5,752,365,319.98/84,902.99
  6. Step 6: Final answer
    x = 67,752.22

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1.5x scale

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.