Home / 154,740.47-213,579.83-94,344.41

Finding the Fourth Proportional to 154,740.47, 213,579.83 and 94,344.41

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Solution

The fourth proportional to 154,740.47, 213,579.83 and 94,344.41 is: 130,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,740.47 : 213,579.83 = 94,344.41 : x
  2. Step 2: Convert to fraction form
    154,740.47/213,579.83 = 94,344.41/x
  3. Step 3: Cross multiply
    154,740.47x = 213,579.83 × 94,344.41
  4. Step 4: Simplify right side
    154,740.47x = 20,150,062,310.55
  5. Step 5: Solve for x
    x = 20,150,062,310.55/154,740.47
  6. Step 6: Final answer
    x = 130,218.44

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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.