Home / 97,181.62-134,114.79-54,161.16

Finding the Fourth Proportional to 97,181.62, 134,114.79 and 54,161.16

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Solution

The fourth proportional to 97,181.62, 134,114.79 and 54,161.16 is: 74,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,181.62 : 134,114.79 = 54,161.16 : x
  2. Step 2: Convert to fraction form
    97,181.62/134,114.79 = 54,161.16/x
  3. Step 3: Cross multiply
    97,181.62x = 134,114.79 × 54,161.16
  4. Step 4: Simplify right side
    97,181.62x = 7,263,811,995.07
  5. Step 5: Solve for x
    x = 7,263,811,995.07/97,181.62
  6. Step 6: Final answer
    x = 74,744.71

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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.