Home / 229,349.06-343,499.80-109,490.32

Finding the Fourth Proportional to 229,349.06, 343,499.80 and 109,490.32

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Solution

The fourth proportional to 229,349.06, 343,499.80 and 109,490.32 is: 163,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,349.06 : 343,499.80 = 109,490.32 : x
  2. Step 2: Convert to fraction form
    229,349.06/343,499.80 = 109,490.32/x
  3. Step 3: Cross multiply
    229,349.06x = 343,499.80 × 109,490.32
  4. Step 4: Simplify right side
    229,349.06x = 37,609,903,021.94
  5. Step 5: Solve for x
    x = 37,609,903,021.94/229,349.06
  6. Step 6: Final answer
    x = 163,985.42

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1.5x scale

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.