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Finding the Fourth Proportional to 146,586.70, 219,880.05 and 83,601.10

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Solution

The fourth proportional to 146,586.70, 219,880.05 and 83,601.10 is: 125,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,586.70 : 219,880.05 = 83,601.10 : x
  2. Step 2: Convert to fraction form
    146,586.70/219,880.05 = 83,601.10/x
  3. Step 3: Cross multiply
    146,586.70x = 219,880.05 × 83,601.10
  4. Step 4: Simplify right side
    146,586.70x = 18,382,214,048.06
  5. Step 5: Solve for x
    x = 18,382,214,048.06/146,586.70
  6. Step 6: Final answer
    x = 125,401.65

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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.