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Finding the Fourth Proportional to 62,196, 85,830.54 and 33,901.80

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Solution

The fourth proportional to 62,196, 85,830.54 and 33,901.80 is: 46,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,196 : 85,830.54 = 33,901.80 : x
  2. Step 2: Convert to fraction form
    62,196/85,830.54 = 33,901.80/x
  3. Step 3: Cross multiply
    62,196x = 85,830.54 × 33,901.80
  4. Step 4: Simplify right side
    62,196x = 2,909,809,800.97
  5. Step 5: Solve for x
    x = 2,909,809,800.97/62,196
  6. Step 6: Final answer
    x = 46,784.52

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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.