Home / 239,043.14-358,481.13-70,518.72

Finding the Fourth Proportional to 239,043.14, 358,481.13 and 70,518.72

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Solution

The fourth proportional to 239,043.14, 358,481.13 and 70,518.72 is: 105,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,043.14 : 358,481.13 = 70,518.72 : x
  2. Step 2: Convert to fraction form
    239,043.14/358,481.13 = 70,518.72/x
  3. Step 3: Cross multiply
    239,043.14x = 358,481.13 × 70,518.72
  4. Step 4: Simplify right side
    239,043.14x = 25,279,630,431.75
  5. Step 5: Solve for x
    x = 25,279,630,431.75/239,043.14
  6. Step 6: Final answer
    x = 105,753.43

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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.