Home / 122,811.36-169,467.60-69,095.22

Finding the Fourth Proportional to 122,811.36, 169,467.60 and 69,095.22

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Solution

The fourth proportional to 122,811.36, 169,467.60 and 69,095.22 is: 95,344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,811.36 : 169,467.60 = 69,095.22 : x
  2. Step 2: Convert to fraction form
    122,811.36/169,467.60 = 69,095.22/x
  3. Step 3: Cross multiply
    122,811.36x = 169,467.60 × 69,095.22
  4. Step 4: Simplify right side
    122,811.36x = 11,709,401,104.87
  5. Step 5: Solve for x
    x = 11,709,401,104.87/122,811.36
  6. Step 6: Final answer
    x = 95,344.61

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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.