Home / 97,661.78-146,444.20-31,093.24

Finding the Fourth Proportional to 97,661.78, 146,444.20 and 31,093.24

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Solution

The fourth proportional to 97,661.78, 146,444.20 and 31,093.24 is: 46,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,661.78 : 146,444.20 = 31,093.24 : x
  2. Step 2: Convert to fraction form
    97,661.78/146,444.20 = 31,093.24/x
  3. Step 3: Cross multiply
    97,661.78x = 146,444.20 × 31,093.24
  4. Step 4: Simplify right side
    97,661.78x = 4,553,424,657.21
  5. Step 5: Solve for x
    x = 4,553,424,657.21/97,661.78
  6. Step 6: Final answer
    x = 46,624.43

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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.