Home / 248,350.52-342,724.56-135,173

Finding the Fourth Proportional to 248,350.52, 342,724.56 and 135,173

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Solution

The fourth proportional to 248,350.52, 342,724.56 and 135,173 is: 186,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,350.52 : 342,724.56 = 135,173 : x
  2. Step 2: Convert to fraction form
    248,350.52/342,724.56 = 135,173/x
  3. Step 3: Cross multiply
    248,350.52x = 342,724.56 × 135,173
  4. Step 4: Simplify right side
    248,350.52x = 46,327,106,948.88
  5. Step 5: Solve for x
    x = 46,327,106,948.88/248,350.52
  6. Step 6: Final answer
    x = 186,539.20

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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.