Home / 75,864.87-104,698.26-43,609.80

Finding the Fourth Proportional to 75,864.87, 104,698.26 and 43,609.80

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Solution

The fourth proportional to 75,864.87, 104,698.26 and 43,609.80 is: 60,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,864.87 : 104,698.26 = 43,609.80 : x
  2. Step 2: Convert to fraction form
    75,864.87/104,698.26 = 43,609.80/x
  3. Step 3: Cross multiply
    75,864.87x = 104,698.26 × 43,609.80
  4. Step 4: Simplify right side
    75,864.87x = 4,565,870,178.95
  5. Step 5: Solve for x
    x = 4,565,870,178.95/75,864.87
  6. Step 6: Final answer
    x = 60,184.25

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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.