Home / 62,495.12-86,243.33-33,814.78

Finding the Fourth Proportional to 62,495.12, 86,243.33 and 33,814.78

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Solution

The fourth proportional to 62,495.12, 86,243.33 and 33,814.78 is: 46,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,495.12 : 86,243.33 = 33,814.78 : x
  2. Step 2: Convert to fraction form
    62,495.12/86,243.33 = 33,814.78/x
  3. Step 3: Cross multiply
    62,495.12x = 86,243.33 × 33,814.78
  4. Step 4: Simplify right side
    62,495.12x = 2,916,299,099.35
  5. Step 5: Solve for x
    x = 2,916,299,099.35/62,495.12
  6. Step 6: Final answer
    x = 46,664.43

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1.5x scale

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.