Home / 134,149.56-185,126.28-73,724.10

Finding the Fourth Proportional to 134,149.56, 185,126.28 and 73,724.10

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Solution

The fourth proportional to 134,149.56, 185,126.28 and 73,724.10 is: 101,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,149.56 : 185,126.28 = 73,724.10 : x
  2. Step 2: Convert to fraction form
    134,149.56/185,126.28 = 73,724.10/x
  3. Step 3: Cross multiply
    134,149.56x = 185,126.28 × 73,724.10
  4. Step 4: Simplify right side
    134,149.56x = 13,648,268,379.35
  5. Step 5: Solve for x
    x = 13,648,268,379.35/134,149.56
  6. Step 6: Final answer
    x = 101,739.20

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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.