Home / 118,383.22-163,373.81-68,082.26

Finding the Fourth Proportional to 118,383.22, 163,373.81 and 68,082.26

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Solution

The fourth proportional to 118,383.22, 163,373.81 and 68,082.26 is: 93,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,383.22 : 163,373.81 = 68,082.26 : x
  2. Step 2: Convert to fraction form
    118,383.22/163,373.81 = 68,082.26/x
  3. Step 3: Cross multiply
    118,383.22x = 163,373.81 × 68,082.26
  4. Step 4: Simplify right side
    118,383.22x = 11,122,858,209.61
  5. Step 5: Solve for x
    x = 11,122,858,209.61/118,383.22
  6. Step 6: Final answer
    x = 93,956.37

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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.