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Finding the Fourth Proportional to 228,955.56, 343,630.98 and 158,884.08

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Solution

The fourth proportional to 228,955.56, 343,630.98 and 158,884.08 is: 238,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,955.56 : 343,630.98 = 158,884.08 : x
  2. Step 2: Convert to fraction form
    228,955.56/343,630.98 = 158,884.08/x
  3. Step 3: Cross multiply
    228,955.56x = 343,630.98 × 158,884.08
  4. Step 4: Simplify right side
    228,955.56x = 54,597,492,116.80
  5. Step 5: Solve for x
    x = 54,597,492,116.80/228,955.56
  6. Step 6: Final answer
    x = 238,463.27

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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.