Home / 54,126.04-81,190.44-25,656.34

Finding the Fourth Proportional to 54,126.04, 81,190.44 and 25,656.34

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Solution

The fourth proportional to 54,126.04, 81,190.44 and 25,656.34 is: 38,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126.04 : 81,190.44 = 25,656.34 : x
  2. Step 2: Convert to fraction form
    54,126.04/81,190.44 = 25,656.34/x
  3. Step 3: Cross multiply
    54,126.04x = 81,190.44 × 25,656.34
  4. Step 4: Simplify right side
    54,126.04x = 2,083,049,533.39
  5. Step 5: Solve for x
    x = 2,083,049,533.39/54,126.04
  6. Step 6: Final answer
    x = 38,485.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.