Home / 146,771.73-220,088.20-56,856.56

Finding the Fourth Proportional to 146,771.73, 220,088.20 and 56,856.56

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Solution

The fourth proportional to 146,771.73, 220,088.20 and 56,856.56 is: 85,257.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,771.73 : 220,088.20 = 56,856.56 : x
  2. Step 2: Convert to fraction form
    146,771.73/220,088.20 = 56,856.56/x
  3. Step 3: Cross multiply
    146,771.73x = 220,088.20 × 56,856.56
  4. Step 4: Simplify right side
    146,771.73x = 12,513,457,948.59
  5. Step 5: Solve for x
    x = 12,513,457,948.59/146,771.73
  6. Step 6: Final answer
    x = 85,257.96

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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.