Home / 82,098.82-113,307.62-48,120.84

Finding the Fourth Proportional to 82,098.82, 113,307.62 and 48,120.84

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Solution

The fourth proportional to 82,098.82, 113,307.62 and 48,120.84 is: 66,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,098.82 : 113,307.62 = 48,120.84 : x
  2. Step 2: Convert to fraction form
    82,098.82/113,307.62 = 48,120.84/x
  3. Step 3: Cross multiply
    82,098.82x = 113,307.62 × 48,120.84
  4. Step 4: Simplify right side
    82,098.82x = 5,452,457,612.20
  5. Step 5: Solve for x
    x = 5,452,457,612.20/82,098.82
  6. Step 6: Final answer
    x = 66,413.35

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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.