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Finding the Fourth Proportional to 69,410.28, 104,010.30 and 45,952.68

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Solution

The fourth proportional to 69,410.28, 104,010.30 and 45,952.68 is: 68,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,410.28 : 104,010.30 = 45,952.68 : x
  2. Step 2: Convert to fraction form
    69,410.28/104,010.30 = 45,952.68/x
  3. Step 3: Cross multiply
    69,410.28x = 104,010.30 × 45,952.68
  4. Step 4: Simplify right side
    69,410.28x = 4,779,552,032.60
  5. Step 5: Solve for x
    x = 4,779,552,032.60/69,410.28
  6. Step 6: Final answer
    x = 68,859.43

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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.