Home / 82,045.56-113,231.40-50,235.60

Finding the Fourth Proportional to 82,045.56, 113,231.40 and 50,235.60

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Solution

The fourth proportional to 82,045.56, 113,231.40 and 50,235.60 is: 69,330.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,045.56 : 113,231.40 = 50,235.60 : x
  2. Step 2: Convert to fraction form
    82,045.56/113,231.40 = 50,235.60/x
  3. Step 3: Cross multiply
    82,045.56x = 113,231.40 × 50,235.60
  4. Step 4: Simplify right side
    82,045.56x = 5,688,247,317.84
  5. Step 5: Solve for x
    x = 5,688,247,317.84/82,045.56
  6. Step 6: Final answer
    x = 69,330.35

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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.