Home / 134,439.52-185,522.72-73,183.68

Finding the Fourth Proportional to 134,439.52, 185,522.72 and 73,183.68

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Solution

The fourth proportional to 134,439.52, 185,522.72 and 73,183.68 is: 100,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,439.52 : 185,522.72 = 73,183.68 : x
  2. Step 2: Convert to fraction form
    134,439.52/185,522.72 = 73,183.68/x
  3. Step 3: Cross multiply
    134,439.52x = 185,522.72 × 73,183.68
  4. Step 4: Simplify right side
    134,439.52x = 13,577,235,373.21
  5. Step 5: Solve for x
    x = 13,577,235,373.21/134,439.52
  6. Step 6: Final answer
    x = 100,991.40

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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.