Home / 248,741.30-343,264.13-141,317.24

Finding the Fourth Proportional to 248,741.30, 343,264.13 and 141,317.24

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Solution

The fourth proportional to 248,741.30, 343,264.13 and 141,317.24 is: 195,018.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,741.30 : 343,264.13 = 141,317.24 : x
  2. Step 2: Convert to fraction form
    248,741.30/343,264.13 = 141,317.24/x
  3. Step 3: Cross multiply
    248,741.30x = 343,264.13 × 141,317.24
  4. Step 4: Simplify right side
    248,741.30x = 48,509,138,079.57
  5. Step 5: Solve for x
    x = 48,509,138,079.57/248,741.30
  6. Step 6: Final answer
    x = 195,018.43

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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.