Home / 248,417.56-342,804.90-135,240.04

Finding the Fourth Proportional to 248,417.56, 342,804.90 and 135,240.04

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Solution

The fourth proportional to 248,417.56, 342,804.90 and 135,240.04 is: 186,625.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,417.56 : 342,804.90 = 135,240.04 : x
  2. Step 2: Convert to fraction form
    248,417.56/342,804.90 = 135,240.04/x
  3. Step 3: Cross multiply
    248,417.56x = 342,804.90 × 135,240.04
  4. Step 4: Simplify right side
    248,417.56x = 46,360,948,388.20
  5. Step 5: Solve for x
    x = 46,360,948,388.20/248,417.56
  6. Step 6: Final answer
    x = 186,625.09

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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.