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Finding the Fourth Proportional to 295,813.56, 443,400.34 and 118,125.24

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Solution

The fourth proportional to 295,813.56, 443,400.34 and 118,125.24 is: 177,060.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,813.56 : 443,400.34 = 118,125.24 : x
  2. Step 2: Convert to fraction form
    295,813.56/443,400.34 = 118,125.24/x
  3. Step 3: Cross multiply
    295,813.56x = 443,400.34 × 118,125.24
  4. Step 4: Simplify right side
    295,813.56x = 52,376,771,578.58
  5. Step 5: Solve for x
    x = 52,376,771,578.58/295,813.56
  6. Step 6: Final answer
    x = 177,060.08

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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.