Home / 97,562.87-134,636.46-55,121.39

Finding the Fourth Proportional to 97,562.87, 134,636.46 and 55,121.39

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Solution

The fourth proportional to 97,562.87, 134,636.46 and 55,121.39 is: 76,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,562.87 : 134,636.46 = 55,121.39 : x
  2. Step 2: Convert to fraction form
    97,562.87/134,636.46 = 55,121.39/x
  3. Step 3: Cross multiply
    97,562.87x = 134,636.46 × 55,121.39
  4. Step 4: Simplify right side
    97,562.87x = 7,421,348,819.88
  5. Step 5: Solve for x
    x = 7,421,348,819.88/97,562.87
  6. Step 6: Final answer
    x = 76,067.35

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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.