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Finding the Fourth Proportional to 62,762.12, 86,627.24 and 35,919.94

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Solution

The fourth proportional to 62,762.12, 86,627.24 and 35,919.94 is: 49,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,762.12 : 86,627.24 = 35,919.94 : x
  2. Step 2: Convert to fraction form
    62,762.12/86,627.24 = 35,919.94/x
  3. Step 3: Cross multiply
    62,762.12x = 86,627.24 × 35,919.94
  4. Step 4: Simplify right side
    62,762.12x = 3,111,645,057.16
  5. Step 5: Solve for x
    x = 3,111,645,057.16/62,762.12
  6. Step 6: Final answer
    x = 49,578.40

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1.5x scale

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.