Home / 238,966.20-358,449.30-202,102.20

Finding the Fourth Proportional to 238,966.20, 358,449.30 and 202,102.20

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Solution

The fourth proportional to 238,966.20, 358,449.30 and 202,102.20 is: 303,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,966.20 : 358,449.30 = 202,102.20 : x
  2. Step 2: Convert to fraction form
    238,966.20/358,449.30 = 202,102.20/x
  3. Step 3: Cross multiply
    238,966.20x = 358,449.30 × 202,102.20
  4. Step 4: Simplify right side
    238,966.20x = 72,443,392,118.46
  5. Step 5: Solve for x
    x = 72,443,392,118.46/238,966.20
  6. Step 6: Final answer
    x = 303,153.30

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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.