Home / 97,172.64-134,093.07-54,728.46

Finding the Fourth Proportional to 97,172.64, 134,093.07 and 54,728.46

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Solution

The fourth proportional to 97,172.64, 134,093.07 and 54,728.46 is: 75,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,172.64 : 134,093.07 = 54,728.46 : x
  2. Step 2: Convert to fraction form
    97,172.64/134,093.07 = 54,728.46/x
  3. Step 3: Cross multiply
    97,172.64x = 134,093.07 × 54,728.46
  4. Step 4: Simplify right side
    97,172.64x = 7,338,707,217.77
  5. Step 5: Solve for x
    x = 7,338,707,217.77/97,172.64
  6. Step 6: Final answer
    x = 75,522.36

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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.