Home / 104,571.74-144,309.80-56,825.34

Finding the Fourth Proportional to 104,571.74, 144,309.80 and 56,825.34

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Solution

The fourth proportional to 104,571.74, 144,309.80 and 56,825.34 is: 78,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,571.74 : 144,309.80 = 56,825.34 : x
  2. Step 2: Convert to fraction form
    104,571.74/144,309.80 = 56,825.34/x
  3. Step 3: Cross multiply
    104,571.74x = 144,309.80 × 56,825.34
  4. Step 4: Simplify right side
    104,571.74x = 8,200,453,450.33
  5. Step 5: Solve for x
    x = 8,200,453,450.33/104,571.74
  6. Step 6: Final answer
    x = 78,419.40

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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.