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Finding the Fourth Proportional to 62,800.46, 94,619.56 and 56,803.46

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Solution

The fourth proportional to 62,800.46, 94,619.56 and 56,803.46 is: 85,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,800.46 : 94,619.56 = 56,803.46 : x
  2. Step 2: Convert to fraction form
    62,800.46/94,619.56 = 56,803.46/x
  3. Step 3: Cross multiply
    62,800.46x = 94,619.56 × 56,803.46
  4. Step 4: Simplify right side
    62,800.46x = 5,374,718,107.66
  5. Step 5: Solve for x
    x = 5,374,718,107.66/62,800.46
  6. Step 6: Final answer
    x = 85,584.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.