Home / 82,928.68-114,441.48-45,202.92

Finding the Fourth Proportional to 82,928.68, 114,441.48 and 45,202.92

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Solution

The fourth proportional to 82,928.68, 114,441.48 and 45,202.92 is: 62,379.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,928.68 : 114,441.48 = 45,202.92 : x
  2. Step 2: Convert to fraction form
    82,928.68/114,441.48 = 45,202.92/x
  3. Step 3: Cross multiply
    82,928.68x = 114,441.48 × 45,202.92
  4. Step 4: Simplify right side
    82,928.68x = 5,173,089,065.12
  5. Step 5: Solve for x
    x = 5,173,089,065.12/82,928.68
  6. Step 6: Final answer
    x = 62,379.98

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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.