Home / 62,112.89-93,187.99-19,416.60

Finding the Fourth Proportional to 62,112.89, 93,187.99 and 19,416.60

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Solution

The fourth proportional to 62,112.89, 93,187.99 and 19,416.60 is: 29,130.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,112.89 : 93,187.99 = 19,416.60 : x
  2. Step 2: Convert to fraction form
    62,112.89/93,187.99 = 19,416.60/x
  3. Step 3: Cross multiply
    62,112.89x = 93,187.99 × 19,416.60
  4. Step 4: Simplify right side
    62,112.89x = 1,809,393,926.63
  5. Step 5: Solve for x
    x = 1,809,393,926.63/62,112.89
  6. Step 6: Final answer
    x = 29,130.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.