Home / 84,219.84-116,231.94-48,411.36

Finding the Fourth Proportional to 84,219.84, 116,231.94 and 48,411.36

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Solution

The fourth proportional to 84,219.84, 116,231.94 and 48,411.36 is: 66,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,219.84 : 116,231.94 = 48,411.36 : x
  2. Step 2: Convert to fraction form
    84,219.84/116,231.94 = 48,411.36/x
  3. Step 3: Cross multiply
    84,219.84x = 116,231.94 × 48,411.36
  4. Step 4: Simplify right side
    84,219.84x = 5,626,946,290.84
  5. Step 5: Solve for x
    x = 5,626,946,290.84/84,219.84
  6. Step 6: Final answer
    x = 66,812.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.