Home / 104,564.25-144,299.34-56,817.59

Finding the Fourth Proportional to 104,564.25, 144,299.34 and 56,817.59

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Solution

The fourth proportional to 104,564.25, 144,299.34 and 56,817.59 is: 78,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.25 : 144,299.34 = 56,817.59 : x
  2. Step 2: Convert to fraction form
    104,564.25/144,299.34 = 56,817.59/x
  3. Step 3: Cross multiply
    104,564.25x = 144,299.34 × 56,817.59
  4. Step 4: Simplify right side
    104,564.25x = 8,198,740,015.89
  5. Step 5: Solve for x
    x = 8,198,740,015.89/104,564.25
  6. Step 6: Final answer
    x = 78,408.63

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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.