Home / 238,927.64-329,742.24-131,519.48

Finding the Fourth Proportional to 238,927.64, 329,742.24 and 131,519.48

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Solution

The fourth proportional to 238,927.64, 329,742.24 and 131,519.48 is: 181,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,927.64 : 329,742.24 = 131,519.48 : x
  2. Step 2: Convert to fraction form
    238,927.64/329,742.24 = 131,519.48/x
  3. Step 3: Cross multiply
    238,927.64x = 329,742.24 × 131,519.48
  4. Step 4: Simplify right side
    238,927.64x = 43,367,527,938.84
  5. Step 5: Solve for x
    x = 43,367,527,938.84/238,927.64
  6. Step 6: Final answer
    x = 181,509.05

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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.