Home / 122,946.56-169,661.69-68,497.45

Finding the Fourth Proportional to 122,946.56, 169,661.69 and 68,497.45

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Solution

The fourth proportional to 122,946.56, 169,661.69 and 68,497.45 is: 94,523.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,946.56 : 169,661.69 = 68,497.45 : x
  2. Step 2: Convert to fraction form
    122,946.56/169,661.69 = 68,497.45/x
  3. Step 3: Cross multiply
    122,946.56x = 169,661.69 × 68,497.45
  4. Step 4: Simplify right side
    122,946.56x = 11,621,392,617.91
  5. Step 5: Solve for x
    x = 11,621,392,617.91/122,946.56
  6. Step 6: Final answer
    x = 94,523.94

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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.