Home / 74,968.48-103,460.88-41,437.60

Finding the Fourth Proportional to 74,968.48, 103,460.88 and 41,437.60

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Solution

The fourth proportional to 74,968.48, 103,460.88 and 41,437.60 is: 57,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,968.48 : 103,460.88 = 41,437.60 : x
  2. Step 2: Convert to fraction form
    74,968.48/103,460.88 = 41,437.60/x
  3. Step 3: Cross multiply
    74,968.48x = 103,460.88 × 41,437.60
  4. Step 4: Simplify right side
    74,968.48x = 4,287,170,561.09
  5. Step 5: Solve for x
    x = 4,287,170,561.09/74,968.48
  6. Step 6: Final answer
    x = 57,186.31

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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.