Home / 97,799.76-146,696.70-31,243.80

Finding the Fourth Proportional to 97,799.76, 146,696.70 and 31,243.80

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Solution

The fourth proportional to 97,799.76, 146,696.70 and 31,243.80 is: 46,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,799.76 : 146,696.70 = 31,243.80 : x
  2. Step 2: Convert to fraction form
    97,799.76/146,696.70 = 31,243.80/x
  3. Step 3: Cross multiply
    97,799.76x = 146,696.70 × 31,243.80
  4. Step 4: Simplify right side
    97,799.76x = 4,583,362,355.46
  5. Step 5: Solve for x
    x = 4,583,362,355.46/97,799.76
  6. Step 6: Final answer
    x = 46,864.76

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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.