Home / 309,260.45-463,941.09-109,537.53

Finding the Fourth Proportional to 309,260.45, 463,941.09 and 109,537.53

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Solution

The fourth proportional to 309,260.45, 463,941.09 and 109,537.53 is: 164,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,260.45 : 463,941.09 = 109,537.53 : x
  2. Step 2: Convert to fraction form
    309,260.45/463,941.09 = 109,537.53/x
  3. Step 3: Cross multiply
    309,260.45x = 463,941.09 × 109,537.53
  4. Step 4: Simplify right side
    309,260.45x = 50,818,961,064.11
  5. Step 5: Solve for x
    x = 50,818,961,064.11/309,260.45
  6. Step 6: Final answer
    x = 164,324.15

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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.