Home / 309,043.90-463,579.02-109,365.94

Finding the Fourth Proportional to 309,043.90, 463,579.02 and 109,365.94

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Solution

The fourth proportional to 309,043.90, 463,579.02 and 109,365.94 is: 164,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,043.90 : 463,579.02 = 109,365.94 : x
  2. Step 2: Convert to fraction form
    309,043.90/463,579.02 = 109,365.94/x
  3. Step 3: Cross multiply
    309,043.90x = 463,579.02 × 109,365.94
  4. Step 4: Simplify right side
    309,043.90x = 50,699,755,286.58
  5. Step 5: Solve for x
    x = 50,699,755,286.58/309,043.90
  6. Step 6: Final answer
    x = 164,053.57

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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.