Home / 88,771.28-122,505.03-48,484.31

Finding the Fourth Proportional to 88,771.28, 122,505.03 and 48,484.31

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Solution

The fourth proportional to 88,771.28, 122,505.03 and 48,484.31 is: 66,908.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,771.28 : 122,505.03 = 48,484.31 : x
  2. Step 2: Convert to fraction form
    88,771.28/122,505.03 = 48,484.31/x
  3. Step 3: Cross multiply
    88,771.28x = 122,505.03 × 48,484.31
  4. Step 4: Simplify right side
    88,771.28x = 5,939,571,238.55
  5. Step 5: Solve for x
    x = 5,939,571,238.55/88,771.28
  6. Step 6: Final answer
    x = 66,908.71

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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.