Home / 88,777.56-122,496.78-50,534.88

Finding the Fourth Proportional to 88,777.56, 122,496.78 and 50,534.88

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Solution

The fourth proportional to 88,777.56, 122,496.78 and 50,534.88 is: 69,728.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,777.56 : 122,496.78 = 50,534.88 : x
  2. Step 2: Convert to fraction form
    88,777.56/122,496.78 = 50,534.88/x
  3. Step 3: Cross multiply
    88,777.56x = 122,496.78 × 50,534.88
  4. Step 4: Simplify right side
    88,777.56x = 6,190,360,077.69
  5. Step 5: Solve for x
    x = 6,190,360,077.69/88,777.56
  6. Step 6: Final answer
    x = 69,728.88

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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.