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Finding the Fourth Proportional to 194,731.10, 273,017.20 and 194,731.10

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Solution

The fourth proportional to 194,731.10, 273,017.20 and 194,731.10 is: 273,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,731.10 : 273,017.20 = 194,731.10 : x
  2. Step 2: Convert to fraction form
    194,731.10/273,017.20 = 194,731.10/x
  3. Step 3: Cross multiply
    194,731.10x = 273,017.20 × 194,731.10
  4. Step 4: Simplify right side
    194,731.10x = 53,164,939,674.92
  5. Step 5: Solve for x
    x = 53,164,939,674.92/194,731.10
  6. Step 6: Final answer
    x = 273,017.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.