Home / 227,280.06-313,648.68-125,309.58

Finding the Fourth Proportional to 227,280.06, 313,648.68 and 125,309.58

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Solution

The fourth proportional to 227,280.06, 313,648.68 and 125,309.58 is: 172,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,280.06 : 313,648.68 = 125,309.58 : x
  2. Step 2: Convert to fraction form
    227,280.06/313,648.68 = 125,309.58/x
  3. Step 3: Cross multiply
    227,280.06x = 313,648.68 × 125,309.58
  4. Step 4: Simplify right side
    227,280.06x = 39,303,184,358.35
  5. Step 5: Solve for x
    x = 39,303,184,358.35/227,280.06
  6. Step 6: Final answer
    x = 172,928.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.