Home / 97,696.89-146,315.66-47,620.04

Finding the Fourth Proportional to 97,696.89, 146,315.66 and 47,620.04

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Solution

The fourth proportional to 97,696.89, 146,315.66 and 47,620.04 is: 71,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,696.89 : 146,315.66 = 47,620.04 : x
  2. Step 2: Convert to fraction form
    97,696.89/146,315.66 = 47,620.04/x
  3. Step 3: Cross multiply
    97,696.89x = 146,315.66 × 47,620.04
  4. Step 4: Simplify right side
    97,696.89x = 6,967,556,612.15
  5. Step 5: Solve for x
    x = 6,967,556,612.15/97,696.89
  6. Step 6: Final answer
    x = 71,318.10

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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.