Home / 84,619.96-116,776.46-46,378.69

Finding the Fourth Proportional to 84,619.96, 116,776.46 and 46,378.69

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Solution

The fourth proportional to 84,619.96, 116,776.46 and 46,378.69 is: 64,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,619.96 : 116,776.46 = 46,378.69 : x
  2. Step 2: Convert to fraction form
    84,619.96/116,776.46 = 46,378.69/x
  3. Step 3: Cross multiply
    84,619.96x = 116,776.46 × 46,378.69
  4. Step 4: Simplify right side
    84,619.96x = 5,415,939,061.64
  5. Step 5: Solve for x
    x = 5,415,939,061.64/84,619.96
  6. Step 6: Final answer
    x = 64,003.09

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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.