Home / 248,538.81-372,460.68-134,440.29

Finding the Fourth Proportional to 248,538.81, 372,460.68 and 134,440.29

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Solution

The fourth proportional to 248,538.81, 372,460.68 and 134,440.29 is: 201,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,538.81 : 372,460.68 = 134,440.29 : x
  2. Step 2: Convert to fraction form
    248,538.81/372,460.68 = 134,440.29/x
  3. Step 3: Cross multiply
    248,538.81x = 372,460.68 × 134,440.29
  4. Step 4: Simplify right side
    248,538.81x = 50,073,721,832.80
  5. Step 5: Solve for x
    x = 50,073,721,832.80/248,538.81
  6. Step 6: Final answer
    x = 201,472.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.