Home / 226,494.92-312,555.02-124,519.64

Finding the Fourth Proportional to 226,494.92, 312,555.02 and 124,519.64

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Solution

The fourth proportional to 226,494.92, 312,555.02 and 124,519.64 is: 171,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,494.92 : 312,555.02 = 124,519.64 : x
  2. Step 2: Convert to fraction form
    226,494.92/312,555.02 = 124,519.64/x
  3. Step 3: Cross multiply
    226,494.92x = 312,555.02 × 124,519.64
  4. Step 4: Simplify right side
    226,494.92x = 38,919,238,100.50
  5. Step 5: Solve for x
    x = 38,919,238,100.50/226,494.92
  6. Step 6: Final answer
    x = 171,832.72

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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.