Home / 445,055.04-667,582.56-108,093.60

Finding the Fourth Proportional to 445,055.04, 667,582.56 and 108,093.60

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Solution

The fourth proportional to 445,055.04, 667,582.56 and 108,093.60 is: 162,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,055.04 : 667,582.56 = 108,093.60 : x
  2. Step 2: Convert to fraction form
    445,055.04/667,582.56 = 108,093.60/x
  3. Step 3: Cross multiply
    445,055.04x = 667,582.56 × 108,093.60
  4. Step 4: Simplify right side
    445,055.04x = 72,161,402,207.62
  5. Step 5: Solve for x
    x = 72,161,402,207.62/445,055.04
  6. Step 6: Final answer
    x = 162,140.40

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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.