Home / 229,200.26-343,870.78-109,410.08

Finding the Fourth Proportional to 229,200.26, 343,870.78 and 109,410.08

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Solution

The fourth proportional to 229,200.26, 343,870.78 and 109,410.08 is: 164,148.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,200.26 : 343,870.78 = 109,410.08 : x
  2. Step 2: Convert to fraction form
    229,200.26/343,870.78 = 109,410.08/x
  3. Step 3: Cross multiply
    229,200.26x = 343,870.78 × 109,410.08
  4. Step 4: Simplify right side
    229,200.26x = 37,622,927,830.11
  5. Step 5: Solve for x
    x = 37,622,927,830.11/229,200.26
  6. Step 6: Final answer
    x = 164,148.71

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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.