Home / 238,747.20-358,143.24-70,267.62

Finding the Fourth Proportional to 238,747.20, 358,143.24 and 70,267.62

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Solution

The fourth proportional to 238,747.20, 358,143.24 and 70,267.62 is: 105,408.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,747.20 : 358,143.24 = 70,267.62 : x
  2. Step 2: Convert to fraction form
    238,747.20/358,143.24 = 70,267.62/x
  3. Step 3: Cross multiply
    238,747.20x = 358,143.24 × 70,267.62
  4. Step 4: Simplify right side
    238,747.20x = 25,165,873,093.89
  5. Step 5: Solve for x
    x = 25,165,873,093.89/238,747.20
  6. Step 6: Final answer
    x = 105,408.03

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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.