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Finding the Fourth Proportional to 82,473.45, 113,806.56 and 48,483.38

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Solution

The fourth proportional to 82,473.45, 113,806.56 and 48,483.38 is: 66,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,473.45 : 113,806.56 = 48,483.38 : x
  2. Step 2: Convert to fraction form
    82,473.45/113,806.56 = 48,483.38/x
  3. Step 3: Cross multiply
    82,473.45x = 113,806.56 × 48,483.38
  4. Step 4: Simplify right side
    82,473.45x = 5,517,726,125.94
  5. Step 5: Solve for x
    x = 5,517,726,125.94/82,473.45
  6. Step 6: Final answer
    x = 66,903.06

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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.