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Finding the Fourth Proportional to 88,860.87, 122,628.03 and 48,574.81

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Solution

The fourth proportional to 88,860.87, 122,628.03 and 48,574.81 is: 67,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,860.87 : 122,628.03 = 48,574.81 : x
  2. Step 2: Convert to fraction form
    88,860.87/122,628.03 = 48,574.81/x
  3. Step 3: Cross multiply
    88,860.87x = 122,628.03 × 48,574.81
  4. Step 4: Simplify right side
    88,860.87x = 5,956,633,573.95
  5. Step 5: Solve for x
    x = 5,956,633,573.95/88,860.87
  6. Step 6: Final answer
    x = 67,033.26

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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.