Home / 97,769.36-146,652.24-31,208.96

Finding the Fourth Proportional to 97,769.36, 146,652.24 and 31,208.96

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Solution

The fourth proportional to 97,769.36, 146,652.24 and 31,208.96 is: 46,812.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,769.36 : 146,652.24 = 31,208.96 : x
  2. Step 2: Convert to fraction form
    97,769.36/146,652.24 = 31,208.96/x
  3. Step 3: Cross multiply
    97,769.36x = 146,652.24 × 31,208.96
  4. Step 4: Simplify right side
    97,769.36x = 4,576,863,892.07
  5. Step 5: Solve for x
    x = 4,576,863,892.07/97,769.36
  6. Step 6: Final answer
    x = 46,812.87

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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.