Home / 75,511.87-104,208.65-41,518.60

Finding the Fourth Proportional to 75,511.87, 104,208.65 and 41,518.60

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Solution

The fourth proportional to 75,511.87, 104,208.65 and 41,518.60 is: 57,296.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,511.87 : 104,208.65 = 41,518.60 : x
  2. Step 2: Convert to fraction form
    75,511.87/104,208.65 = 41,518.60/x
  3. Step 3: Cross multiply
    75,511.87x = 104,208.65 × 41,518.60
  4. Step 4: Simplify right side
    75,511.87x = 4,326,597,255.89
  5. Step 5: Solve for x
    x = 4,326,597,255.89/75,511.87
  6. Step 6: Final answer
    x = 57,296.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.