Home / 291,346.24-436,758.72-113,811.52

Finding the Fourth Proportional to 291,346.24, 436,758.72 and 113,811.52

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Solution

The fourth proportional to 291,346.24, 436,758.72 and 113,811.52 is: 170,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,346.24 : 436,758.72 = 113,811.52 : x
  2. Step 2: Convert to fraction form
    291,346.24/436,758.72 = 113,811.52/x
  3. Step 3: Cross multiply
    291,346.24x = 436,758.72 × 113,811.52
  4. Step 4: Simplify right side
    291,346.24x = 49,708,173,796.45
  5. Step 5: Solve for x
    x = 49,708,173,796.45/291,346.24
  6. Step 6: Final answer
    x = 170,615.46

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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.