Home / 227,274.06-313,640.40-125,303.58

Finding the Fourth Proportional to 227,274.06, 313,640.40 and 125,303.58

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Solution

The fourth proportional to 227,274.06, 313,640.40 and 125,303.58 is: 172,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,274.06 : 313,640.40 = 125,303.58 : x
  2. Step 2: Convert to fraction form
    227,274.06/313,640.40 = 125,303.58/x
  3. Step 3: Cross multiply
    227,274.06x = 313,640.40 × 125,303.58
  4. Step 4: Simplify right side
    227,274.06x = 39,300,264,952.63
  5. Step 5: Solve for x
    x = 39,300,264,952.63/227,274.06
  6. Step 6: Final answer
    x = 172,920.15

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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.