Home / 62,907.10-86,739.06-50,150.30

Finding the Fourth Proportional to 62,907.10, 86,739.06 and 50,150.30

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Solution

The fourth proportional to 62,907.10, 86,739.06 and 50,150.30 is: 69,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,907.10 : 86,739.06 = 50,150.30 : x
  2. Step 2: Convert to fraction form
    62,907.10/86,739.06 = 50,150.30/x
  3. Step 3: Cross multiply
    62,907.10x = 86,739.06 × 50,150.30
  4. Step 4: Simplify right side
    62,907.10x = 4,349,989,880.72
  5. Step 5: Solve for x
    x = 4,349,989,880.72/62,907.10
  6. Step 6: Final answer
    x = 69,149.43

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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.