Home / 84,625.66-116,778.78-46,378.30

Finding the Fourth Proportional to 84,625.66, 116,778.78 and 46,378.30

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Solution

The fourth proportional to 84,625.66, 116,778.78 and 46,378.30 is: 63,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,625.66 : 116,778.78 = 46,378.30 : x
  2. Step 2: Convert to fraction form
    84,625.66/116,778.78 = 46,378.30/x
  3. Step 3: Cross multiply
    84,625.66x = 116,778.78 × 46,378.30
  4. Step 4: Simplify right side
    84,625.66x = 5,416,001,292.47
  5. Step 5: Solve for x
    x = 5,416,001,292.47/84,625.66
  6. Step 6: Final answer
    x = 63,999.52

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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.