Home / 75,511.86-104,206.44-41,520.92

Finding the Fourth Proportional to 75,511.86, 104,206.44 and 41,520.92

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Solution

The fourth proportional to 75,511.86, 104,206.44 and 41,520.92 is: 57,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,511.86 : 104,206.44 = 41,520.92 : x
  2. Step 2: Convert to fraction form
    75,511.86/104,206.44 = 41,520.92/x
  3. Step 3: Cross multiply
    75,511.86x = 104,206.44 × 41,520.92
  4. Step 4: Simplify right side
    75,511.86x = 4,326,747,258.72
  5. Step 5: Solve for x
    x = 4,326,747,258.72/75,511.86
  6. Step 6: Final answer
    x = 57,298.91

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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.