Home / 227,271.15-313,620.12-125,291.34

Finding the Fourth Proportional to 227,271.15, 313,620.12 and 125,291.34

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Solution

The fourth proportional to 227,271.15, 313,620.12 and 125,291.34 is: 172,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,271.15 : 313,620.12 = 125,291.34 : x
  2. Step 2: Convert to fraction form
    227,271.15/313,620.12 = 125,291.34/x
  3. Step 3: Cross multiply
    227,271.15x = 313,620.12 × 125,291.34
  4. Step 4: Simplify right side
    227,271.15x = 39,293,885,085.76
  5. Step 5: Solve for x
    x = 39,293,885,085.76/227,271.15
  6. Step 6: Final answer
    x = 172,894.29

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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.