Home / 122,024.21-168,393.48-68,309.33

Finding the Fourth Proportional to 122,024.21, 168,393.48 and 68,309.33

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Solution

The fourth proportional to 122,024.21, 168,393.48 and 68,309.33 is: 94,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,024.21 : 168,393.48 = 68,309.33 : x
  2. Step 2: Convert to fraction form
    122,024.21/168,393.48 = 68,309.33/x
  3. Step 3: Cross multiply
    122,024.21x = 168,393.48 × 68,309.33
  4. Step 4: Simplify right side
    122,024.21x = 11,502,845,795.17
  5. Step 5: Solve for x
    x = 11,502,845,795.17/122,024.21
  6. Step 6: Final answer
    x = 94,266.91

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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.