Home / 88,767.78-122,494.58-50,536.64

Finding the Fourth Proportional to 88,767.78, 122,494.58 and 50,536.64

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Solution

The fourth proportional to 88,767.78, 122,494.58 and 50,536.64 is: 69,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,767.78 : 122,494.58 = 50,536.64 : x
  2. Step 2: Convert to fraction form
    88,767.78/122,494.58 = 50,536.64/x
  3. Step 3: Cross multiply
    88,767.78x = 122,494.58 × 50,536.64
  4. Step 4: Simplify right side
    88,767.78x = 6,190,463,626.26
  5. Step 5: Solve for x
    x = 6,190,463,626.26/88,767.78
  6. Step 6: Final answer
    x = 69,737.73

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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.