Home / 349,443.06-524,161.71-100,125.30

Finding the Fourth Proportional to 349,443.06, 524,161.71 and 100,125.30

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Solution

The fourth proportional to 349,443.06, 524,161.71 and 100,125.30 is: 150,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,443.06 : 524,161.71 = 100,125.30 : x
  2. Step 2: Convert to fraction form
    349,443.06/524,161.71 = 100,125.30/x
  3. Step 3: Cross multiply
    349,443.06x = 524,161.71 × 100,125.30
  4. Step 4: Simplify right side
    349,443.06x = 52,481,848,462.26
  5. Step 5: Solve for x
    x = 52,481,848,462.26/349,443.06
  6. Step 6: Final answer
    x = 150,187.12

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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.