Home / 248,049.90-342,299.43-134,872.74

Finding the Fourth Proportional to 248,049.90, 342,299.43 and 134,872.74

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Solution

The fourth proportional to 248,049.90, 342,299.43 and 134,872.74 is: 186,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,049.90 : 342,299.43 = 134,872.74 : x
  2. Step 2: Convert to fraction form
    248,049.90/342,299.43 = 134,872.74/x
  3. Step 3: Cross multiply
    248,049.90x = 342,299.43 × 134,872.74
  4. Step 4: Simplify right side
    248,049.90x = 46,166,862,024.54
  5. Step 5: Solve for x
    x = 46,166,862,024.54/248,049.90
  6. Step 6: Final answer
    x = 186,119.25

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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.