Home / 248,446.56-342,857.04-135,270

Finding the Fourth Proportional to 248,446.56, 342,857.04 and 135,270

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Solution

The fourth proportional to 248,446.56, 342,857.04 and 135,270 is: 186,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,446.56 : 342,857.04 = 135,270 : x
  2. Step 2: Convert to fraction form
    248,446.56/342,857.04 = 135,270/x
  3. Step 3: Cross multiply
    248,446.56x = 342,857.04 × 135,270
  4. Step 4: Simplify right side
    248,446.56x = 46,378,271,800.80
  5. Step 5: Solve for x
    x = 46,378,271,800.80/248,446.56
  6. Step 6: Final answer
    x = 186,673.03

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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.