Home / 122,003.14-168,364.92-68,289.22

Finding the Fourth Proportional to 122,003.14, 168,364.92 and 68,289.22

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Solution

The fourth proportional to 122,003.14, 168,364.92 and 68,289.22 is: 94,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,003.14 : 168,364.92 = 68,289.22 : x
  2. Step 2: Convert to fraction form
    122,003.14/168,364.92 = 68,289.22/x
  3. Step 3: Cross multiply
    122,003.14x = 168,364.92 × 68,289.22
  4. Step 4: Simplify right side
    122,003.14x = 11,497,509,062.16
  5. Step 5: Solve for x
    x = 11,497,509,062.16/122,003.14
  6. Step 6: Final answer
    x = 94,239.45

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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.