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Finding the Fourth Proportional to 366,119.60, 549,259.72 and 109,940.88

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Solution

The fourth proportional to 366,119.60, 549,259.72 and 109,940.88 is: 164,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,119.60 : 549,259.72 = 109,940.88 : x
  2. Step 2: Convert to fraction form
    366,119.60/549,259.72 = 109,940.88/x
  3. Step 3: Cross multiply
    366,119.60x = 549,259.72 × 109,940.88
  4. Step 4: Simplify right side
    366,119.60x = 60,386,096,965.35
  5. Step 5: Solve for x
    x = 60,386,096,965.35/366,119.60
  6. Step 6: Final answer
    x = 164,935.44

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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.