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Finding the Fourth Proportional to 194,173.29, 268,042.05 and 130,548

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Solution

The fourth proportional to 194,173.29, 268,042.05 and 130,548 is: 180,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,173.29 : 268,042.05 = 130,548 : x
  2. Step 2: Convert to fraction form
    194,173.29/268,042.05 = 130,548/x
  3. Step 3: Cross multiply
    194,173.29x = 268,042.05 × 130,548
  4. Step 4: Simplify right side
    194,173.29x = 34,992,353,543.40
  5. Step 5: Solve for x
    x = 34,992,353,543.40/194,173.29
  6. Step 6: Final answer
    x = 180,211.98

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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.