Home / 248,845.28-343,449.06-172,475.24

Finding the Fourth Proportional to 248,845.28, 343,449.06 and 172,475.24

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Solution

The fourth proportional to 248,845.28, 343,449.06 and 172,475.24 is: 238,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,845.28 : 343,449.06 = 172,475.24 : x
  2. Step 2: Convert to fraction form
    248,845.28/343,449.06 = 172,475.24/x
  3. Step 3: Cross multiply
    248,845.28x = 343,449.06 × 172,475.24
  4. Step 4: Simplify right side
    248,845.28x = 59,236,459,051.27
  5. Step 5: Solve for x
    x = 59,236,459,051.27/248,845.28
  6. Step 6: Final answer
    x = 238,045.34

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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.