Home / 248,377.64-342,763.26-135,200.12

Finding the Fourth Proportional to 248,377.64, 342,763.26 and 135,200.12

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Solution

The fourth proportional to 248,377.64, 342,763.26 and 135,200.12 is: 186,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,377.64 : 342,763.26 = 135,200.12 : x
  2. Step 2: Convert to fraction form
    248,377.64/342,763.26 = 135,200.12/x
  3. Step 3: Cross multiply
    248,377.64x = 342,763.26 × 135,200.12
  4. Step 4: Simplify right side
    248,377.64x = 46,341,633,883.59
  5. Step 5: Solve for x
    x = 46,341,633,883.59/248,377.64
  6. Step 6: Final answer
    x = 186,577.32

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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.