Home / 75,376.27-113,059.54-28,627.93

Finding the Fourth Proportional to 75,376.27, 113,059.54 and 28,627.93

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Solution

The fourth proportional to 75,376.27, 113,059.54 and 28,627.93 is: 42,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,376.27 : 113,059.54 = 28,627.93 : x
  2. Step 2: Convert to fraction form
    75,376.27/113,059.54 = 28,627.93/x
  3. Step 3: Cross multiply
    75,376.27x = 113,059.54 × 28,627.93
  4. Step 4: Simplify right side
    75,376.27x = 3,236,660,596.95
  5. Step 5: Solve for x
    x = 3,236,660,596.95/75,376.27
  6. Step 6: Final answer
    x = 42,940.05

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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.