Home / 91,412.42-126,096.26-55,089.06

Finding the Fourth Proportional to 91,412.42, 126,096.26 and 55,089.06

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Solution

The fourth proportional to 91,412.42, 126,096.26 and 55,089.06 is: 75,991.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,412.42 : 126,096.26 = 55,089.06 : x
  2. Step 2: Convert to fraction form
    91,412.42/126,096.26 = 55,089.06/x
  3. Step 3: Cross multiply
    91,412.42x = 126,096.26 × 55,089.06
  4. Step 4: Simplify right side
    91,412.42x = 6,946,524,157.47
  5. Step 5: Solve for x
    x = 6,946,524,157.47/91,412.42
  6. Step 6: Final answer
    x = 75,991.04

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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.