Home / 146,771.61-220,088.01-56,856.44

Finding the Fourth Proportional to 146,771.61, 220,088.01 and 56,856.44

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Solution

The fourth proportional to 146,771.61, 220,088.01 and 56,856.44 is: 85,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,771.61 : 220,088.01 = 56,856.44 : x
  2. Step 2: Convert to fraction form
    146,771.61/220,088.01 = 56,856.44/x
  3. Step 3: Cross multiply
    146,771.61x = 220,088.01 × 56,856.44
  4. Step 4: Simplify right side
    146,771.61x = 12,513,419,634.84
  5. Step 5: Solve for x
    x = 12,513,419,634.84/146,771.61
  6. Step 6: Final answer
    x = 85,257.77

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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.