Home / 104,472.64-144,171.12-59,149.36

Finding the Fourth Proportional to 104,472.64, 144,171.12 and 59,149.36

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Solution

The fourth proportional to 104,472.64, 144,171.12 and 59,149.36 is: 81,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,472.64 : 144,171.12 = 59,149.36 : x
  2. Step 2: Convert to fraction form
    104,472.64/144,171.12 = 59,149.36/x
  3. Step 3: Cross multiply
    104,472.64x = 144,171.12 × 59,149.36
  4. Step 4: Simplify right side
    104,472.64x = 8,527,629,478.48
  5. Step 5: Solve for x
    x = 8,527,629,478.48/104,472.64
  6. Step 6: Final answer
    x = 81,625.48

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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.