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Finding the Fourth Proportional to 295,566.30, 443,407.05 and 118,043.10

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Solution

The fourth proportional to 295,566.30, 443,407.05 and 118,043.10 is: 177,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,566.30 : 443,407.05 = 118,043.10 : x
  2. Step 2: Convert to fraction form
    295,566.30/443,407.05 = 118,043.10/x
  3. Step 3: Cross multiply
    295,566.30x = 443,407.05 × 118,043.10
  4. Step 4: Simplify right side
    295,566.30x = 52,341,142,743.86
  5. Step 5: Solve for x
    x = 52,341,142,743.86/295,566.30
  6. Step 6: Final answer
    x = 177,087.65

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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.