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Finding the Fourth Proportional to 367,448.64, 551,172.60 and 101,210.64

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Solution

The fourth proportional to 367,448.64, 551,172.60 and 101,210.64 is: 151,815.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,448.64 : 551,172.60 = 101,210.64 : x
  2. Step 2: Convert to fraction form
    367,448.64/551,172.60 = 101,210.64/x
  3. Step 3: Cross multiply
    367,448.64x = 551,172.60 × 101,210.64
  4. Step 4: Simplify right side
    367,448.64x = 55,784,531,596.46
  5. Step 5: Solve for x
    x = 55,784,531,596.46/367,448.64
  6. Step 6: Final answer
    x = 151,815.86

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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.