Home / 122,608.32-169,204.48-68,893.18

Finding the Fourth Proportional to 122,608.32, 169,204.48 and 68,893.18

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Solution

The fourth proportional to 122,608.32, 169,204.48 and 68,893.18 is: 95,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,608.32 : 169,204.48 = 68,893.18 : x
  2. Step 2: Convert to fraction form
    122,608.32/169,204.48 = 68,893.18/x
  3. Step 3: Cross multiply
    122,608.32x = 169,204.48 × 68,893.18
  4. Step 4: Simplify right side
    122,608.32x = 11,657,034,697.45
  5. Step 5: Solve for x
    x = 11,657,034,697.45/122,608.32
  6. Step 6: Final answer
    x = 95,075.40

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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.