Home / 276,786.12-382,027.02-181,237.32

Finding the Fourth Proportional to 276,786.12, 382,027.02 and 181,237.32

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Solution

The fourth proportional to 276,786.12, 382,027.02 and 181,237.32 is: 250,148.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,786.12 : 382,027.02 = 181,237.32 : x
  2. Step 2: Convert to fraction form
    276,786.12/382,027.02 = 181,237.32/x
  3. Step 3: Cross multiply
    276,786.12x = 382,027.02 × 181,237.32
  4. Step 4: Simplify right side
    276,786.12x = 69,237,553,272.39
  5. Step 5: Solve for x
    x = 69,237,553,272.39/276,786.12
  6. Step 6: Final answer
    x = 250,148.21

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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.