Home / 349,911.10-524,554.08-136,629.39

Finding the Fourth Proportional to 349,911.10, 524,554.08 and 136,629.39

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Solution

The fourth proportional to 349,911.10, 524,554.08 and 136,629.39 is: 204,822.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,911.10 : 524,554.08 = 136,629.39 : x
  2. Step 2: Convert to fraction form
    349,911.10/524,554.08 = 136,629.39/x
  3. Step 3: Cross multiply
    349,911.10x = 524,554.08 × 136,629.39
  4. Step 4: Simplify right side
    349,911.10x = 71,669,501,349.64
  5. Step 5: Solve for x
    x = 71,669,501,349.64/349,911.10
  6. Step 6: Final answer
    x = 204,822.03

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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.