Home / 82,333.92-113,579.18-55,111.14

Finding the Fourth Proportional to 82,333.92, 113,579.18 and 55,111.14

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Solution

The fourth proportional to 82,333.92, 113,579.18 and 55,111.14 is: 76,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,333.92 : 113,579.18 = 55,111.14 : x
  2. Step 2: Convert to fraction form
    82,333.92/113,579.18 = 55,111.14/x
  3. Step 3: Cross multiply
    82,333.92x = 113,579.18 × 55,111.14
  4. Step 4: Simplify right side
    82,333.92x = 6,259,478,021.18
  5. Step 5: Solve for x
    x = 6,259,478,021.18/82,333.92
  6. Step 6: Final answer
    x = 76,025.50

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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.