Home / 75,672.63-113,521.40-23,069.81

Finding the Fourth Proportional to 75,672.63, 113,521.40 and 23,069.81

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Solution

The fourth proportional to 75,672.63, 113,521.40 and 23,069.81 is: 34,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,672.63 : 113,521.40 = 23,069.81 : x
  2. Step 2: Convert to fraction form
    75,672.63/113,521.40 = 23,069.81/x
  3. Step 3: Cross multiply
    75,672.63x = 113,521.40 × 23,069.81
  4. Step 4: Simplify right side
    75,672.63x = 2,618,917,383.90
  5. Step 5: Solve for x
    x = 2,618,917,383.90/75,672.63
  6. Step 6: Final answer
    x = 34,608.52

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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.