Home / 122,110.44-168,504.26-67,659

Finding the Fourth Proportional to 122,110.44, 168,504.26 and 67,659

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Solution

The fourth proportional to 122,110.44, 168,504.26 and 67,659 is: 93,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,110.44 : 168,504.26 = 67,659 : x
  2. Step 2: Convert to fraction form
    122,110.44/168,504.26 = 67,659/x
  3. Step 3: Cross multiply
    122,110.44x = 168,504.26 × 67,659
  4. Step 4: Simplify right side
    122,110.44x = 11,400,829,727.34
  5. Step 5: Solve for x
    x = 11,400,829,727.34/122,110.44
  6. Step 6: Final answer
    x = 93,364.91

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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.