Home / 73,094.22-109,685.07-67,145.58

Finding the Fourth Proportional to 73,094.22, 109,685.07 and 67,145.58

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Solution

The fourth proportional to 73,094.22, 109,685.07 and 67,145.58 is: 100,758.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,094.22 : 109,685.07 = 67,145.58 : x
  2. Step 2: Convert to fraction form
    73,094.22/109,685.07 = 67,145.58/x
  3. Step 3: Cross multiply
    73,094.22x = 109,685.07 × 67,145.58
  4. Step 4: Simplify right side
    73,094.22x = 7,364,867,642.49
  5. Step 5: Solve for x
    x = 7,364,867,642.49/73,094.22
  6. Step 6: Final answer
    x = 100,758.55

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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.