Home / 74,148.60-102,329.82-41,891.16

Finding the Fourth Proportional to 74,148.60, 102,329.82 and 41,891.16

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Solution

The fourth proportional to 74,148.60, 102,329.82 and 41,891.16 is: 57,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,148.60 : 102,329.82 = 41,891.16 : x
  2. Step 2: Convert to fraction form
    74,148.60/102,329.82 = 41,891.16/x
  3. Step 3: Cross multiply
    74,148.60x = 102,329.82 × 41,891.16
  4. Step 4: Simplify right side
    74,148.60x = 4,286,714,862.39
  5. Step 5: Solve for x
    x = 4,286,714,862.39/74,148.60
  6. Step 6: Final answer
    x = 57,812.49

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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.