Home / 291,002.08-436,327.44-113,475.04

Finding the Fourth Proportional to 291,002.08, 436,327.44 and 113,475.04

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Solution

The fourth proportional to 291,002.08, 436,327.44 and 113,475.04 is: 170,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,002.08 : 436,327.44 = 113,475.04 : x
  2. Step 2: Convert to fraction form
    291,002.08/436,327.44 = 113,475.04/x
  3. Step 3: Cross multiply
    291,002.08x = 436,327.44 × 113,475.04
  4. Step 4: Simplify right side
    291,002.08x = 49,512,273,707.10
  5. Step 5: Solve for x
    x = 49,512,273,707.10/291,002.08
  6. Step 6: Final answer
    x = 170,144.05

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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.