Home / 67,910.56-93,705.62-39,225.67

Finding the Fourth Proportional to 67,910.56, 93,705.62 and 39,225.67

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Solution

The fourth proportional to 67,910.56, 93,705.62 and 39,225.67 is: 54,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,910.56 : 93,705.62 = 39,225.67 : x
  2. Step 2: Convert to fraction form
    67,910.56/93,705.62 = 39,225.67/x
  3. Step 3: Cross multiply
    67,910.56x = 93,705.62 × 39,225.67
  4. Step 4: Simplify right side
    67,910.56x = 3,675,665,572.68
  5. Step 5: Solve for x
    x = 3,675,665,572.68/67,910.56
  6. Step 6: Final answer
    x = 54,125.09

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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.