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Finding the Fourth Proportional to 122,937.59, 169,651.99 and 69,222.44

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Solution

The fourth proportional to 122,937.59, 169,651.99 and 69,222.44 is: 95,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,937.59 : 169,651.99 = 69,222.44 : x
  2. Step 2: Convert to fraction form
    122,937.59/169,651.99 = 69,222.44/x
  3. Step 3: Cross multiply
    122,937.59x = 169,651.99 × 69,222.44
  4. Step 4: Simplify right side
    122,937.59x = 11,743,724,698.66
  5. Step 5: Solve for x
    x = 11,743,724,698.66/122,937.59
  6. Step 6: Final answer
    x = 95,525.91

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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.