Home / 181,382.64-250,289-100,797.14

Finding the Fourth Proportional to 181,382.64, 250,289 and 100,797.14

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Solution

The fourth proportional to 181,382.64, 250,289 and 100,797.14 is: 139,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,382.64 : 250,289 = 100,797.14 : x
  2. Step 2: Convert to fraction form
    181,382.64/250,289 = 100,797.14/x
  3. Step 3: Cross multiply
    181,382.64x = 250,289 × 100,797.14
  4. Step 4: Simplify right side
    181,382.64x = 25,228,415,373.46
  5. Step 5: Solve for x
    x = 25,228,415,373.46/181,382.64
  6. Step 6: Final answer
    x = 139,089.47

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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.