Home / 248,849.95-343,398.13-141,405.07

Finding the Fourth Proportional to 248,849.95, 343,398.13 and 141,405.07

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Solution

The fourth proportional to 248,849.95, 343,398.13 and 141,405.07 is: 195,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,849.95 : 343,398.13 = 141,405.07 : x
  2. Step 2: Convert to fraction form
    248,849.95/343,398.13 = 141,405.07/x
  3. Step 3: Cross multiply
    248,849.95x = 343,398.13 × 141,405.07
  4. Step 4: Simplify right side
    248,849.95x = 48,558,236,610.52
  5. Step 5: Solve for x
    x = 48,558,236,610.52/248,849.95
  6. Step 6: Final answer
    x = 195,130.59

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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.