Home / 75,338-113,004.28-22,746.12

Finding the Fourth Proportional to 75,338, 113,004.28 and 22,746.12

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Solution

The fourth proportional to 75,338, 113,004.28 and 22,746.12 is: 34,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,338 : 113,004.28 = 22,746.12 : x
  2. Step 2: Convert to fraction form
    75,338/113,004.28 = 22,746.12/x
  3. Step 3: Cross multiply
    75,338x = 113,004.28 × 22,746.12
  4. Step 4: Simplify right side
    75,338x = 2,570,408,913.39
  5. Step 5: Solve for x
    x = 2,570,408,913.39/75,338
  6. Step 6: Final answer
    x = 34,118.36

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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.