Home / 248,022.53-342,269.39-134,845.28

Finding the Fourth Proportional to 248,022.53, 342,269.39 and 134,845.28

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Solution

The fourth proportional to 248,022.53, 342,269.39 and 134,845.28 is: 186,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,022.53 : 342,269.39 = 134,845.28 : x
  2. Step 2: Convert to fraction form
    248,022.53/342,269.39 = 134,845.28/x
  3. Step 3: Cross multiply
    248,022.53x = 342,269.39 × 134,845.28
  4. Step 4: Simplify right side
    248,022.53x = 46,153,409,344.41
  5. Step 5: Solve for x
    x = 46,153,409,344.41/248,022.53
  6. Step 6: Final answer
    x = 186,085.56

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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.