Home / 97,725.92-146,612.76-31,166.06

Finding the Fourth Proportional to 97,725.92, 146,612.76 and 31,166.06

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Solution

The fourth proportional to 97,725.92, 146,612.76 and 31,166.06 is: 46,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,725.92 : 146,612.76 = 31,166.06 : x
  2. Step 2: Convert to fraction form
    97,725.92/146,612.76 = 31,166.06/x
  3. Step 3: Cross multiply
    97,725.92x = 146,612.76 × 31,166.06
  4. Step 4: Simplify right side
    97,725.92x = 4,569,342,074.93
  5. Step 5: Solve for x
    x = 4,569,342,074.93/97,725.92
  6. Step 6: Final answer
    x = 46,756.71

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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.