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Finding the Fourth Proportional to 164,144.24, 246,216.36 and 39,485.24

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Solution

The fourth proportional to 164,144.24, 246,216.36 and 39,485.24 is: 59,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,144.24 : 246,216.36 = 39,485.24 : x
  2. Step 2: Convert to fraction form
    164,144.24/246,216.36 = 39,485.24/x
  3. Step 3: Cross multiply
    164,144.24x = 246,216.36 × 39,485.24
  4. Step 4: Simplify right side
    164,144.24x = 9,721,912,066.53
  5. Step 5: Solve for x
    x = 9,721,912,066.53/164,144.24
  6. Step 6: Final answer
    x = 59,227.86

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1.5x scale

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.