Home / 248,965.95-343,571.38-141,536.01

Finding the Fourth Proportional to 248,965.95, 343,571.38 and 141,536.01

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Solution

The fourth proportional to 248,965.95, 343,571.38 and 141,536.01 is: 195,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,965.95 : 343,571.38 = 141,536.01 : x
  2. Step 2: Convert to fraction form
    248,965.95/343,571.38 = 141,536.01/x
  3. Step 3: Cross multiply
    248,965.95x = 343,571.38 × 141,536.01
  4. Step 4: Simplify right side
    248,965.95x = 48,627,722,275.39
  5. Step 5: Solve for x
    x = 48,627,722,275.39/248,965.95
  6. Step 6: Final answer
    x = 195,318.77

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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.