Home / 84,743.53-116,946.04-47,017.78

Finding the Fourth Proportional to 84,743.53, 116,946.04 and 47,017.78

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Solution

The fourth proportional to 84,743.53, 116,946.04 and 47,017.78 is: 64,884.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,743.53 : 116,946.04 = 47,017.78 : x
  2. Step 2: Convert to fraction form
    84,743.53/116,946.04 = 47,017.78/x
  3. Step 3: Cross multiply
    84,743.53x = 116,946.04 × 47,017.78
  4. Step 4: Simplify right side
    84,743.53x = 5,498,543,180.59
  5. Step 5: Solve for x
    x = 5,498,543,180.59/84,743.53
  6. Step 6: Final answer
    x = 64,884.52

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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.