Home / 84,786.45-117,014.59-48,491.26

Finding the Fourth Proportional to 84,786.45, 117,014.59 and 48,491.26

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Solution

The fourth proportional to 84,786.45, 117,014.59 and 48,491.26 is: 66,923.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,786.45 : 117,014.59 = 48,491.26 : x
  2. Step 2: Convert to fraction form
    84,786.45/117,014.59 = 48,491.26/x
  3. Step 3: Cross multiply
    84,786.45x = 117,014.59 × 48,491.26
  4. Step 4: Simplify right side
    84,786.45x = 5,674,184,675.56
  5. Step 5: Solve for x
    x = 5,674,184,675.56/84,786.45
  6. Step 6: Final answer
    x = 66,923.25

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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.