Home / 247,314.20-370,971.30-154,002.20

Finding the Fourth Proportional to 247,314.20, 370,971.30 and 154,002.20

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Solution

The fourth proportional to 247,314.20, 370,971.30 and 154,002.20 is: 231,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,314.20 : 370,971.30 = 154,002.20 : x
  2. Step 2: Convert to fraction form
    247,314.20/370,971.30 = 154,002.20/x
  3. Step 3: Cross multiply
    247,314.20x = 370,971.30 × 154,002.20
  4. Step 4: Simplify right side
    247,314.20x = 57,130,396,336.86
  5. Step 5: Solve for x
    x = 57,130,396,336.86/247,314.20
  6. Step 6: Final answer
    x = 231,003.30

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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.