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Finding the Fourth Proportional to 146,084.70, 219,127.70 and 46,245.39

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Solution

The fourth proportional to 146,084.70, 219,127.70 and 46,245.39 is: 69,368.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,084.70 : 219,127.70 = 46,245.39 : x
  2. Step 2: Convert to fraction form
    146,084.70/219,127.70 = 46,245.39/x
  3. Step 3: Cross multiply
    146,084.70x = 219,127.70 × 46,245.39
  4. Step 4: Simplify right side
    146,084.70x = 10,133,645,946.30
  5. Step 5: Solve for x
    x = 10,133,645,946.30/146,084.70
  6. Step 6: Final answer
    x = 69,368.29

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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.