Home / 108,669.67-163,049.36-47,848.69

Finding the Fourth Proportional to 108,669.67, 163,049.36 and 47,848.69

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Solution

The fourth proportional to 108,669.67, 163,049.36 and 47,848.69 is: 71,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,669.67 : 163,049.36 = 47,848.69 : x
  2. Step 2: Convert to fraction form
    108,669.67/163,049.36 = 47,848.69/x
  3. Step 3: Cross multiply
    108,669.67x = 163,049.36 × 47,848.69
  4. Step 4: Simplify right side
    108,669.67x = 7,801,698,245.91
  5. Step 5: Solve for x
    x = 7,801,698,245.91/108,669.67
  6. Step 6: Final answer
    x = 71,792.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.