Home / 73,069.54-109,538.49-26,289.50

Finding the Fourth Proportional to 73,069.54, 109,538.49 and 26,289.50

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Solution

The fourth proportional to 73,069.54, 109,538.49 and 26,289.50 is: 39,410.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069.54 : 109,538.49 = 26,289.50 : x
  2. Step 2: Convert to fraction form
    73,069.54/109,538.49 = 26,289.50/x
  3. Step 3: Cross multiply
    73,069.54x = 109,538.49 × 26,289.50
  4. Step 4: Simplify right side
    73,069.54x = 2,879,712,132.86
  5. Step 5: Solve for x
    x = 2,879,712,132.86/73,069.54
  6. Step 6: Final answer
    x = 39,410.57

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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.