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Finding the Fourth Proportional to 132,919.44, 183,426.12 and 73,303.44

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Solution

The fourth proportional to 132,919.44, 183,426.12 and 73,303.44 is: 101,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,919.44 : 183,426.12 = 73,303.44 : x
  2. Step 2: Convert to fraction form
    132,919.44/183,426.12 = 73,303.44/x
  3. Step 3: Cross multiply
    132,919.44x = 183,426.12 × 73,303.44
  4. Step 4: Simplify right side
    132,919.44x = 13,445,765,581.85
  5. Step 5: Solve for x
    x = 13,445,765,581.85/132,919.44
  6. Step 6: Final answer
    x = 101,157.25

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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.