Home / 82,476.03-113,811.20-48,485.95

Finding the Fourth Proportional to 82,476.03, 113,811.20 and 48,485.95

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Solution

The fourth proportional to 82,476.03, 113,811.20 and 48,485.95 is: 66,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,476.03 : 113,811.20 = 48,485.95 : x
  2. Step 2: Convert to fraction form
    82,476.03/113,811.20 = 48,485.95/x
  3. Step 3: Cross multiply
    82,476.03x = 113,811.20 × 48,485.95
  4. Step 4: Simplify right side
    82,476.03x = 5,518,243,625.68
  5. Step 5: Solve for x
    x = 5,518,243,625.68/82,476.03
  6. Step 6: Final answer
    x = 66,907.24

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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.