Home / 97,636.32-134,735.04-55,192.32

Finding the Fourth Proportional to 97,636.32, 134,735.04 and 55,192.32

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Solution

The fourth proportional to 97,636.32, 134,735.04 and 55,192.32 is: 76,163.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,636.32 : 134,735.04 = 55,192.32 : x
  2. Step 2: Convert to fraction form
    97,636.32/134,735.04 = 55,192.32/x
  3. Step 3: Cross multiply
    97,636.32x = 134,735.04 × 55,192.32
  4. Step 4: Simplify right side
    97,636.32x = 7,436,339,442.89
  5. Step 5: Solve for x
    x = 7,436,339,442.89/97,636.32
  6. Step 6: Final answer
    x = 76,163.66

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1.5x scale

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.