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Finding the Fourth Proportional to 132,039, 182,214.12 and 75,450.24

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Solution

The fourth proportional to 132,039, 182,214.12 and 75,450.24 is: 104,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,039 : 182,214.12 = 75,450.24 : x
  2. Step 2: Convert to fraction form
    132,039/182,214.12 = 75,450.24/x
  3. Step 3: Cross multiply
    132,039x = 182,214.12 × 75,450.24
  4. Step 4: Simplify right side
    132,039x = 13,748,099,085.39
  5. Step 5: Solve for x
    x = 13,748,099,085.39/132,039
  6. Step 6: Final answer
    x = 104,121.50

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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.