Home / 247,739.25-371,627.42-70,260.56

Finding the Fourth Proportional to 247,739.25, 371,627.42 and 70,260.56

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Solution

The fourth proportional to 247,739.25, 371,627.42 and 70,260.56 is: 105,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,739.25 : 371,627.42 = 70,260.56 : x
  2. Step 2: Convert to fraction form
    247,739.25/371,627.42 = 70,260.56/x
  3. Step 3: Cross multiply
    247,739.25x = 371,627.42 × 70,260.56
  4. Step 4: Simplify right side
    247,739.25x = 26,110,748,431.12
  5. Step 5: Solve for x
    x = 26,110,748,431.12/247,739.25
  6. Step 6: Final answer
    x = 105,396.09

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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.