Home / 259,984.49-390,002.24-108,150.26

Finding the Fourth Proportional to 259,984.49, 390,002.24 and 108,150.26

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Solution

The fourth proportional to 259,984.49, 390,002.24 and 108,150.26 is: 162,236.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,984.49 : 390,002.24 = 108,150.26 : x
  2. Step 2: Convert to fraction form
    259,984.49/390,002.24 = 108,150.26/x
  3. Step 3: Cross multiply
    259,984.49x = 390,002.24 × 108,150.26
  4. Step 4: Simplify right side
    259,984.49x = 42,178,841,976.95
  5. Step 5: Solve for x
    x = 42,178,841,976.95/259,984.49
  6. Step 6: Final answer
    x = 162,236.00

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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.