Home / 229,131.06-343,652.08-115,248.50

Finding the Fourth Proportional to 229,131.06, 343,652.08 and 115,248.50

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Solution

The fourth proportional to 229,131.06, 343,652.08 and 115,248.50 is: 172,850.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,131.06 : 343,652.08 = 115,248.50 : x
  2. Step 2: Convert to fraction form
    229,131.06/343,652.08 = 115,248.50/x
  3. Step 3: Cross multiply
    229,131.06x = 343,652.08 × 115,248.50
  4. Step 4: Simplify right side
    229,131.06x = 39,605,386,741.88
  5. Step 5: Solve for x
    x = 39,605,386,741.88/229,131.06
  6. Step 6: Final answer
    x = 172,850.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.