Home / 248,592.47-343,057.70-135,415.22

Finding the Fourth Proportional to 248,592.47, 343,057.70 and 135,415.22

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Solution

The fourth proportional to 248,592.47, 343,057.70 and 135,415.22 is: 186,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,592.47 : 343,057.70 = 135,415.22 : x
  2. Step 2: Convert to fraction form
    248,592.47/343,057.70 = 135,415.22/x
  3. Step 3: Cross multiply
    248,592.47x = 343,057.70 × 135,415.22
  4. Step 4: Simplify right side
    248,592.47x = 46,455,233,241.12
  5. Step 5: Solve for x
    x = 46,455,233,241.12/248,592.47
  6. Step 6: Final answer
    x = 186,873.05

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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.