Home / 181,333.59-250,235.40-100,759.05

Finding the Fourth Proportional to 181,333.59, 250,235.40 and 100,759.05

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Solution

The fourth proportional to 181,333.59, 250,235.40 and 100,759.05 is: 139,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,333.59 : 250,235.40 = 100,759.05 : x
  2. Step 2: Convert to fraction form
    181,333.59/250,235.40 = 100,759.05/x
  3. Step 3: Cross multiply
    181,333.59x = 250,235.40 × 100,759.05
  4. Step 4: Simplify right side
    181,333.59x = 25,213,481,180.37
  5. Step 5: Solve for x
    x = 25,213,481,180.37/181,333.59
  6. Step 6: Final answer
    x = 139,044.74

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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.