Home / 146,771.40-220,087.70-56,856.22

Finding the Fourth Proportional to 146,771.40, 220,087.70 and 56,856.22

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Solution

The fourth proportional to 146,771.40, 220,087.70 and 56,856.22 is: 85,257.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,771.40 : 220,087.70 = 56,856.22 : x
  2. Step 2: Convert to fraction form
    146,771.40/220,087.70 = 56,856.22/x
  3. Step 3: Cross multiply
    146,771.40x = 220,087.70 × 56,856.22
  4. Step 4: Simplify right side
    146,771.40x = 12,513,355,093.99
  5. Step 5: Solve for x
    x = 12,513,355,093.99/146,771.40
  6. Step 6: Final answer
    x = 85,257.45

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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.