Home / 226,101.24-312,127.02-141,342.84

Finding the Fourth Proportional to 226,101.24, 312,127.02 and 141,342.84

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Solution

The fourth proportional to 226,101.24, 312,127.02 and 141,342.84 is: 195,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,101.24 : 312,127.02 = 141,342.84 : x
  2. Step 2: Convert to fraction form
    226,101.24/312,127.02 = 141,342.84/x
  3. Step 3: Cross multiply
    226,101.24x = 312,127.02 × 141,342.84
  4. Step 4: Simplify right side
    226,101.24x = 44,116,919,447.54
  5. Step 5: Solve for x
    x = 44,116,919,447.54/226,101.24
  6. Step 6: Final answer
    x = 195,120.20

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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.