Home / 291,110.04-436,771.86-122,672.76

Finding the Fourth Proportional to 291,110.04, 436,771.86 and 122,672.76

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Solution

The fourth proportional to 291,110.04, 436,771.86 and 122,672.76 is: 184,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,110.04 : 436,771.86 = 122,672.76 : x
  2. Step 2: Convert to fraction form
    291,110.04/436,771.86 = 122,672.76/x
  3. Step 3: Cross multiply
    291,110.04x = 436,771.86 × 122,672.76
  4. Step 4: Simplify right side
    291,110.04x = 53,580,009,556.53
  5. Step 5: Solve for x
    x = 53,580,009,556.53/291,110.04
  6. Step 6: Final answer
    x = 184,054.15

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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.