Home / 248,715.22-343,217.01-135,535.54

Finding the Fourth Proportional to 248,715.22, 343,217.01 and 135,535.54

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Solution

The fourth proportional to 248,715.22, 343,217.01 and 135,535.54 is: 187,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,715.22 : 343,217.01 = 135,535.54 : x
  2. Step 2: Convert to fraction form
    248,715.22/343,217.01 = 135,535.54/x
  3. Step 3: Cross multiply
    248,715.22x = 343,217.01 × 135,535.54
  4. Step 4: Simplify right side
    248,715.22x = 46,518,102,787.54
  5. Step 5: Solve for x
    x = 46,518,102,787.54/248,715.22
  6. Step 6: Final answer
    x = 187,033.60

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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.