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Finding the Fourth Proportional to 366,120.60, 549,261.22 and 109,941.88

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Solution

The fourth proportional to 366,120.60, 549,261.22 and 109,941.88 is: 164,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,120.60 : 549,261.22 = 109,941.88 : x
  2. Step 2: Convert to fraction form
    366,120.60/549,261.22 = 109,941.88/x
  3. Step 3: Cross multiply
    366,120.60x = 549,261.22 × 109,941.88
  4. Step 4: Simplify right side
    366,120.60x = 60,386,811,137.89
  5. Step 5: Solve for x
    x = 60,386,811,137.89/366,120.60
  6. Step 6: Final answer
    x = 164,936.94

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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.