Home / 131,590.15-197,383.39-31,749.50

Finding the Fourth Proportional to 131,590.15, 197,383.39 and 31,749.50

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Solution

The fourth proportional to 131,590.15, 197,383.39 and 31,749.50 is: 47,623.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,590.15 : 197,383.39 = 31,749.50 : x
  2. Step 2: Convert to fraction form
    131,590.15/197,383.39 = 31,749.50/x
  3. Step 3: Cross multiply
    131,590.15x = 197,383.39 × 31,749.50
  4. Step 4: Simplify right side
    131,590.15x = 6,266,824,354.89
  5. Step 5: Solve for x
    x = 6,266,824,354.89/131,590.15
  6. Step 6: Final answer
    x = 47,623.81

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