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Finding the Fourth Proportional to 100,591.84, 150,814.86 and 41,406.76

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Solution

The fourth proportional to 100,591.84, 150,814.86 and 41,406.76 is: 62,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,591.84 : 150,814.86 = 41,406.76 : x
  2. Step 2: Convert to fraction form
    100,591.84/150,814.86 = 41,406.76/x
  3. Step 3: Cross multiply
    100,591.84x = 150,814.86 × 41,406.76
  4. Step 4: Simplify right side
    100,591.84x = 6,244,754,712.45
  5. Step 5: Solve for x
    x = 6,244,754,712.45/100,591.84
  6. Step 6: Final answer
    x = 62,080.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.