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Finding the Fourth Proportional to 152,992.86, 229,325.22 and 73,998.42

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Solution

The fourth proportional to 152,992.86, 229,325.22 and 73,998.42 is: 110,918.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,992.86 : 229,325.22 = 73,998.42 : x
  2. Step 2: Convert to fraction form
    152,992.86/229,325.22 = 73,998.42/x
  3. Step 3: Cross multiply
    152,992.86x = 229,325.22 × 73,998.42
  4. Step 4: Simplify right side
    152,992.86x = 16,969,703,946.15
  5. Step 5: Solve for x
    x = 16,969,703,946.15/152,992.86
  6. Step 6: Final answer
    x = 110,918.27

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1.5x scale

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.