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Finding the Fourth Proportional to 64,548.48, 88,945.92 and 46,611.84

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Solution

The fourth proportional to 64,548.48, 88,945.92 and 46,611.84 is: 64,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,548.48 : 88,945.92 = 46,611.84 : x
  2. Step 2: Convert to fraction form
    64,548.48/88,945.92 = 46,611.84/x
  3. Step 3: Cross multiply
    64,548.48x = 88,945.92 × 46,611.84
  4. Step 4: Simplify right side
    64,548.48x = 4,145,932,991.69
  5. Step 5: Solve for x
    x = 4,145,932,991.69/64,548.48
  6. Step 6: Final answer
    x = 64,229.75

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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.