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Finding the Fourth Proportional to 146,563.84, 219,861.69 and 46,700.56

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Solution

The fourth proportional to 146,563.84, 219,861.69 and 46,700.56 is: 70,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,563.84 : 219,861.69 = 46,700.56 : x
  2. Step 2: Convert to fraction form
    146,563.84/219,861.69 = 46,700.56/x
  3. Step 3: Cross multiply
    146,563.84x = 219,861.69 × 46,700.56
  4. Step 4: Simplify right side
    146,563.84x = 10,267,664,045.55
  5. Step 5: Solve for x
    x = 10,267,664,045.55/146,563.84
  6. Step 6: Final answer
    x = 70,055.92

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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.