Home / 227,211.03-313,552.71-130,389.06

Finding the Fourth Proportional to 227,211.03, 313,552.71 and 130,389.06

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Solution

The fourth proportional to 227,211.03, 313,552.71 and 130,389.06 is: 179,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,211.03 : 313,552.71 = 130,389.06 : x
  2. Step 2: Convert to fraction form
    227,211.03/313,552.71 = 130,389.06/x
  3. Step 3: Cross multiply
    227,211.03x = 313,552.71 × 130,389.06
  4. Step 4: Simplify right side
    227,211.03x = 40,883,843,117.35
  5. Step 5: Solve for x
    x = 40,883,843,117.35/227,211.03
  6. Step 6: Final answer
    x = 179,937.76

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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.