Home / 104,346.75-143,997.49-56,599.41

Finding the Fourth Proportional to 104,346.75, 143,997.49 and 56,599.41

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Solution

The fourth proportional to 104,346.75, 143,997.49 and 56,599.41 is: 78,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,346.75 : 143,997.49 = 56,599.41 : x
  2. Step 2: Convert to fraction form
    104,346.75/143,997.49 = 56,599.41/x
  3. Step 3: Cross multiply
    104,346.75x = 143,997.49 × 56,599.41
  4. Step 4: Simplify right side
    104,346.75x = 8,150,172,113.99
  5. Step 5: Solve for x
    x = 8,150,172,113.99/104,346.75
  6. Step 6: Final answer
    x = 78,106.63

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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.