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Finding the Fourth Proportional to 88,993.98, 122,815 and 50,753.17

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Solution

The fourth proportional to 88,993.98, 122,815 and 50,753.17 is: 70,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,993.98 : 122,815 = 50,753.17 : x
  2. Step 2: Convert to fraction form
    88,993.98/122,815 = 50,753.17/x
  3. Step 3: Cross multiply
    88,993.98x = 122,815 × 50,753.17
  4. Step 4: Simplify right side
    88,993.98x = 6,233,250,573.55
  5. Step 5: Solve for x
    x = 6,233,250,573.55/88,993.98
  6. Step 6: Final answer
    x = 70,041.26

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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.