Home / 238,475.19-357,446.34-103,383.30

Finding the Fourth Proportional to 238,475.19, 357,446.34 and 103,383.30

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Solution

The fourth proportional to 238,475.19, 357,446.34 and 103,383.30 is: 154,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,475.19 : 357,446.34 = 103,383.30 : x
  2. Step 2: Convert to fraction form
    238,475.19/357,446.34 = 103,383.30/x
  3. Step 3: Cross multiply
    238,475.19x = 357,446.34 × 103,383.30
  4. Step 4: Simplify right side
    238,475.19x = 36,953,982,202.12
  5. Step 5: Solve for x
    x = 36,953,982,202.12/238,475.19
  6. Step 6: Final answer
    x = 154,959.44

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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.