Home / 62,445.78-86,185.38-46,419.54

Finding the Fourth Proportional to 62,445.78, 86,185.38 and 46,419.54

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Solution

The fourth proportional to 62,445.78, 86,185.38 and 46,419.54 is: 64,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,445.78 : 86,185.38 = 46,419.54 : x
  2. Step 2: Convert to fraction form
    62,445.78/86,185.38 = 46,419.54/x
  3. Step 3: Cross multiply
    62,445.78x = 86,185.38 × 46,419.54
  4. Step 4: Simplify right side
    62,445.78x = 4,000,685,694.33
  5. Step 5: Solve for x
    x = 4,000,685,694.33/62,445.78
  6. Step 6: Final answer
    x = 64,066.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.