Home / 122,098.24-168,494.34-68,383.36

Finding the Fourth Proportional to 122,098.24, 168,494.34 and 68,383.36

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Solution

The fourth proportional to 122,098.24, 168,494.34 and 68,383.36 is: 94,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,098.24 : 168,494.34 = 68,383.36 : x
  2. Step 2: Convert to fraction form
    122,098.24/168,494.34 = 68,383.36/x
  3. Step 3: Cross multiply
    122,098.24x = 168,494.34 × 68,383.36
  4. Step 4: Simplify right side
    122,098.24x = 11,522,209,110.18
  5. Step 5: Solve for x
    x = 11,522,209,110.18/122,098.24
  6. Step 6: Final answer
    x = 94,368.35

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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.