Home / 432,832.12-649,187.58-148,518.04

Finding the Fourth Proportional to 432,832.12, 649,187.58 and 148,518.04

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Solution

The fourth proportional to 432,832.12, 649,187.58 and 148,518.04 is: 222,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,832.12 : 649,187.58 = 148,518.04 : x
  2. Step 2: Convert to fraction form
    432,832.12/649,187.58 = 148,518.04/x
  3. Step 3: Cross multiply
    432,832.12x = 649,187.58 × 148,518.04
  4. Step 4: Simplify right side
    432,832.12x = 96,416,066,973.94
  5. Step 5: Solve for x
    x = 96,416,066,973.94/432,832.12
  6. Step 6: Final answer
    x = 222,756.27

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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.