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Finding the Fourth Proportional to 318,167.74, 477,150.14 and 104,895.91

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Solution

The fourth proportional to 318,167.74, 477,150.14 and 104,895.91 is: 157,310.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,167.74 : 477,150.14 = 104,895.91 : x
  2. Step 2: Convert to fraction form
    318,167.74/477,150.14 = 104,895.91/x
  3. Step 3: Cross multiply
    318,167.74x = 477,150.14 × 104,895.91
  4. Step 4: Simplify right side
    318,167.74x = 50,051,097,617.45
  5. Step 5: Solve for x
    x = 50,051,097,617.45/318,167.74
  6. Step 6: Final answer
    x = 157,310.41

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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.