Home / 248,758.20-343,015.29-168,045.66

Finding the Fourth Proportional to 248,758.20, 343,015.29 and 168,045.66

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Solution

The fourth proportional to 248,758.20, 343,015.29 and 168,045.66 is: 231,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,758.20 : 343,015.29 = 168,045.66 : x
  2. Step 2: Convert to fraction form
    248,758.20/343,015.29 = 168,045.66/x
  3. Step 3: Cross multiply
    248,758.20x = 343,015.29 × 168,045.66
  4. Step 4: Simplify right side
    248,758.20x = 57,642,230,798.14
  5. Step 5: Solve for x
    x = 57,642,230,798.14/248,758.20
  6. Step 6: Final answer
    x = 231,719.92

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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.