Home / 56,845.96-78,401.19-50,025.26

Finding the Fourth Proportional to 56,845.96, 78,401.19 and 50,025.26

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Solution

The fourth proportional to 56,845.96, 78,401.19 and 50,025.26 is: 68,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,845.96 : 78,401.19 = 50,025.26 : x
  2. Step 2: Convert to fraction form
    56,845.96/78,401.19 = 50,025.26/x
  3. Step 3: Cross multiply
    56,845.96x = 78,401.19 × 50,025.26
  4. Step 4: Simplify right side
    56,845.96x = 3,922,039,914.06
  5. Step 5: Solve for x
    x = 3,922,039,914.06/56,845.96
  6. Step 6: Final answer
    x = 68,994.17

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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.