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Finding the Fourth Proportional to 62,194.40, 85,828.08 and 33,900.10

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Solution

The fourth proportional to 62,194.40, 85,828.08 and 33,900.10 is: 46,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,194.40 : 85,828.08 = 33,900.10 : x
  2. Step 2: Convert to fraction form
    62,194.40/85,828.08 = 33,900.10/x
  3. Step 3: Cross multiply
    62,194.40x = 85,828.08 × 33,900.10
  4. Step 4: Simplify right side
    62,194.40x = 2,909,580,494.81
  5. Step 5: Solve for x
    x = 2,909,580,494.81/62,194.40
  6. Step 6: Final answer
    x = 46,782.03

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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.