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Finding the Fourth Proportional to 104,551.40, 144,249.12 and 59,222.16

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Solution

The fourth proportional to 104,551.40, 144,249.12 and 59,222.16 is: 81,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,551.40 : 144,249.12 = 59,222.16 : x
  2. Step 2: Convert to fraction form
    104,551.40/144,249.12 = 59,222.16/x
  3. Step 3: Cross multiply
    104,551.40x = 144,249.12 × 59,222.16
  4. Step 4: Simplify right side
    104,551.40x = 8,542,744,464.50
  5. Step 5: Solve for x
    x = 8,542,744,464.50/104,551.40
  6. Step 6: Final answer
    x = 81,708.56

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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.