Home / 134,183.04-185,173-73,759.88

Finding the Fourth Proportional to 134,183.04, 185,173 and 73,759.88

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Solution

The fourth proportional to 134,183.04, 185,173 and 73,759.88 is: 101,788.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,183.04 : 185,173 = 73,759.88 : x
  2. Step 2: Convert to fraction form
    134,183.04/185,173 = 73,759.88/x
  3. Step 3: Cross multiply
    134,183.04x = 185,173 × 73,759.88
  4. Step 4: Simplify right side
    134,183.04x = 13,658,338,259.24
  5. Step 5: Solve for x
    x = 13,658,338,259.24/134,183.04
  6. Step 6: Final answer
    x = 101,788.86

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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.