Home / 78,383.22-108,167.29-44,391.16

Finding the Fourth Proportional to 78,383.22, 108,167.29 and 44,391.16

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Solution

The fourth proportional to 78,383.22, 108,167.29 and 44,391.16 is: 61,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,383.22 : 108,167.29 = 44,391.16 : x
  2. Step 2: Convert to fraction form
    78,383.22/108,167.29 = 44,391.16/x
  3. Step 3: Cross multiply
    78,383.22x = 108,167.29 × 44,391.16
  4. Step 4: Simplify right side
    78,383.22x = 4,801,671,477.16
  5. Step 5: Solve for x
    x = 4,801,671,477.16/78,383.22
  6. Step 6: Final answer
    x = 61,258.92

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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.