Home / 118,944.97-164,128.93-67,961.01

Finding the Fourth Proportional to 118,944.97, 164,128.93 and 67,961.01

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Solution

The fourth proportional to 118,944.97, 164,128.93 and 67,961.01 is: 93,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,944.97 : 164,128.93 = 67,961.01 : x
  2. Step 2: Convert to fraction form
    118,944.97/164,128.93 = 67,961.01/x
  3. Step 3: Cross multiply
    118,944.97x = 164,128.93 × 67,961.01
  4. Step 4: Simplify right side
    118,944.97x = 11,154,367,853.02
  5. Step 5: Solve for x
    x = 11,154,367,853.02/118,944.97
  6. Step 6: Final answer
    x = 93,777.55

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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.