Home / 54,389.56-75,056.74-30,190.51

Finding the Fourth Proportional to 54,389.56, 75,056.74 and 30,190.51

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Solution

The fourth proportional to 54,389.56, 75,056.74 and 30,190.51 is: 41,662.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,389.56 : 75,056.74 = 30,190.51 : x
  2. Step 2: Convert to fraction form
    54,389.56/75,056.74 = 30,190.51/x
  3. Step 3: Cross multiply
    54,389.56x = 75,056.74 × 30,190.51
  4. Step 4: Simplify right side
    54,389.56x = 2,266,001,259.54
  5. Step 5: Solve for x
    x = 2,266,001,259.54/54,389.56
  6. Step 6: Final answer
    x = 41,662.43

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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.