Home / 309,168.64-463,819.36-95,932.16

Finding the Fourth Proportional to 309,168.64, 463,819.36 and 95,932.16

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Solution

The fourth proportional to 309,168.64, 463,819.36 and 95,932.16 is: 143,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,168.64 : 463,819.36 = 95,932.16 : x
  2. Step 2: Convert to fraction form
    309,168.64/463,819.36 = 95,932.16/x
  3. Step 3: Cross multiply
    309,168.64x = 463,819.36 × 95,932.16
  4. Step 4: Simplify right side
    309,168.64x = 44,495,193,054.62
  5. Step 5: Solve for x
    x = 44,495,193,054.62/309,168.64
  6. Step 6: Final answer
    x = 143,918.84

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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.