Home / 222,288.76-306,754.86-126,795.16

Finding the Fourth Proportional to 222,288.76, 306,754.86 and 126,795.16

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Solution

The fourth proportional to 222,288.76, 306,754.86 and 126,795.16 is: 174,975.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,288.76 : 306,754.86 = 126,795.16 : x
  2. Step 2: Convert to fraction form
    222,288.76/306,754.86 = 126,795.16/x
  3. Step 3: Cross multiply
    222,288.76x = 306,754.86 × 126,795.16
  4. Step 4: Simplify right side
    222,288.76x = 38,895,031,554.48
  5. Step 5: Solve for x
    x = 38,895,031,554.48/222,288.76
  6. Step 6: Final answer
    x = 174,975.25

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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.