Home / 248,302.53-342,665.27-140,877.09

Finding the Fourth Proportional to 248,302.53, 342,665.27 and 140,877.09

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Solution

The fourth proportional to 248,302.53, 342,665.27 and 140,877.09 is: 194,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,302.53 : 342,665.27 = 140,877.09 : x
  2. Step 2: Convert to fraction form
    248,302.53/342,665.27 = 140,877.09/x
  3. Step 3: Cross multiply
    248,302.53x = 342,665.27 × 140,877.09
  4. Step 4: Simplify right side
    248,302.53x = 48,273,685,377.28
  5. Step 5: Solve for x
    x = 48,273,685,377.28/248,302.53
  6. Step 6: Final answer
    x = 194,414.79

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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.