Home / 75,762.45-113,608.80-22,435.38

Finding the Fourth Proportional to 75,762.45, 113,608.80 and 22,435.38

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Solution

The fourth proportional to 75,762.45, 113,608.80 and 22,435.38 is: 33,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,762.45 : 113,608.80 = 22,435.38 : x
  2. Step 2: Convert to fraction form
    75,762.45/113,608.80 = 22,435.38/x
  3. Step 3: Cross multiply
    75,762.45x = 113,608.80 × 22,435.38
  4. Step 4: Simplify right side
    75,762.45x = 2,548,856,599.34
  5. Step 5: Solve for x
    x = 2,548,856,599.34/75,762.45
  6. Step 6: Final answer
    x = 33,642.74

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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.