Home / 84,823.68-117,057.28-46,586.88

Finding the Fourth Proportional to 84,823.68, 117,057.28 and 46,586.88

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Solution

The fourth proportional to 84,823.68, 117,057.28 and 46,586.88 is: 64,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,823.68 : 117,057.28 = 46,586.88 : x
  2. Step 2: Convert to fraction form
    84,823.68/117,057.28 = 46,586.88/x
  3. Step 3: Cross multiply
    84,823.68x = 117,057.28 × 46,586.88
  4. Step 4: Simplify right side
    84,823.68x = 5,453,333,456.49
  5. Step 5: Solve for x
    x = 5,453,333,456.49/84,823.68
  6. Step 6: Final answer
    x = 64,290.22

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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.