Home / 75,627.05-113,464.40-35,644.41

Finding the Fourth Proportional to 75,627.05, 113,464.40 and 35,644.41

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Solution

The fourth proportional to 75,627.05, 113,464.40 and 35,644.41 is: 53,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,627.05 : 113,464.40 = 35,644.41 : x
  2. Step 2: Convert to fraction form
    75,627.05/113,464.40 = 35,644.41/x
  3. Step 3: Cross multiply
    75,627.05x = 113,464.40 × 35,644.41
  4. Step 4: Simplify right side
    75,627.05x = 4,044,371,415.78
  5. Step 5: Solve for x
    x = 4,044,371,415.78/75,627.05
  6. Step 6: Final answer
    x = 53,477.85

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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.