Home / 104,713.96-157,084.44-38,143.84

Finding the Fourth Proportional to 104,713.96, 157,084.44 and 38,143.84

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Solution

The fourth proportional to 104,713.96, 157,084.44 and 38,143.84 is: 57,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,713.96 : 157,084.44 = 38,143.84 : x
  2. Step 2: Convert to fraction form
    104,713.96/157,084.44 = 38,143.84/x
  3. Step 3: Cross multiply
    104,713.96x = 157,084.44 × 38,143.84
  4. Step 4: Simplify right side
    104,713.96x = 5,991,803,745.85
  5. Step 5: Solve for x
    x = 5,991,803,745.85/104,713.96
  6. Step 6: Final answer
    x = 57,220.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.