Home / 248,433.64-342,826.98-135,256.04

Finding the Fourth Proportional to 248,433.64, 342,826.98 and 135,256.04

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Solution

The fourth proportional to 248,433.64, 342,826.98 and 135,256.04 is: 186,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,433.64 : 342,826.98 = 135,256.04 : x
  2. Step 2: Convert to fraction form
    248,433.64/342,826.98 = 135,256.04/x
  3. Step 3: Cross multiply
    248,433.64x = 342,826.98 × 135,256.04
  4. Step 4: Simplify right side
    248,433.64x = 46,369,419,719.96
  5. Step 5: Solve for x
    x = 46,369,419,719.96/248,433.64
  6. Step 6: Final answer
    x = 186,647.11

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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.