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Finding the Fourth Proportional to 103,448.44, 155,197.56 and 35,970.71

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Solution

The fourth proportional to 103,448.44, 155,197.56 and 35,970.71 is: 53,964.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,448.44 : 155,197.56 = 35,970.71 : x
  2. Step 2: Convert to fraction form
    103,448.44/155,197.56 = 35,970.71/x
  3. Step 3: Cross multiply
    103,448.44x = 155,197.56 × 35,970.71
  4. Step 4: Simplify right side
    103,448.44x = 5,582,566,423.47
  5. Step 5: Solve for x
    x = 5,582,566,423.47/103,448.44
  6. Step 6: Final answer
    x = 53,964.73

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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.