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Finding the Fourth Proportional to 181,333.71, 250,237.22 and 100,759.77

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Solution

The fourth proportional to 181,333.71, 250,237.22 and 100,759.77 is: 139,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,333.71 : 250,237.22 = 100,759.77 : x
  2. Step 2: Convert to fraction form
    181,333.71/250,237.22 = 100,759.77/x
  3. Step 3: Cross multiply
    181,333.71x = 250,237.22 × 100,759.77
  4. Step 4: Simplify right side
    181,333.71x = 25,213,844,228.84
  5. Step 5: Solve for x
    x = 25,213,844,228.84/181,333.71
  6. Step 6: Final answer
    x = 139,046.65

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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.