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Finding the Fourth Proportional to 109,296.56, 150,836.97 and 60,901.70

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Solution

The fourth proportional to 109,296.56, 150,836.97 and 60,901.70 is: 84,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,296.56 : 150,836.97 = 60,901.70 : x
  2. Step 2: Convert to fraction form
    109,296.56/150,836.97 = 60,901.70/x
  3. Step 3: Cross multiply
    109,296.56x = 150,836.97 × 60,901.70
  4. Step 4: Simplify right side
    109,296.56x = 9,186,227,141.66
  5. Step 5: Solve for x
    x = 9,186,227,141.66/109,296.56
  6. Step 6: Final answer
    x = 84,048.64

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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.