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Finding the Fourth Proportional to 229,326.06, 315,905.22 and 195,225.06

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Solution

The fourth proportional to 229,326.06, 315,905.22 and 195,225.06 is: 268,929.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,326.06 : 315,905.22 = 195,225.06 : x
  2. Step 2: Convert to fraction form
    229,326.06/315,905.22 = 195,225.06/x
  3. Step 3: Cross multiply
    229,326.06x = 315,905.22 × 195,225.06
  4. Step 4: Simplify right side
    229,326.06x = 61,672,615,528.81
  5. Step 5: Solve for x
    x = 61,672,615,528.81/229,326.06
  6. Step 6: Final answer
    x = 268,929.82

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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.