Home / 75,628.48-104,363.34-41,630.33

Finding the Fourth Proportional to 75,628.48, 104,363.34 and 41,630.33

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Solution

The fourth proportional to 75,628.48, 104,363.34 and 41,630.33 is: 57,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,628.48 : 104,363.34 = 41,630.33 : x
  2. Step 2: Convert to fraction form
    75,628.48/104,363.34 = 41,630.33/x
  3. Step 3: Cross multiply
    75,628.48x = 104,363.34 × 41,630.33
  4. Step 4: Simplify right side
    75,628.48x = 4,344,680,446.63
  5. Step 5: Solve for x
    x = 4,344,680,446.63/75,628.48
  6. Step 6: Final answer
    x = 57,447.67

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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.