Home / 349,865.20-524,862.60-113,215.60

Finding the Fourth Proportional to 349,865.20, 524,862.60 and 113,215.60

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Solution

The fourth proportional to 349,865.20, 524,862.60 and 113,215.60 is: 169,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,865.20 : 524,862.60 = 113,215.60 : x
  2. Step 2: Convert to fraction form
    349,865.20/524,862.60 = 113,215.60/x
  3. Step 3: Cross multiply
    349,865.20x = 524,862.60 × 113,215.60
  4. Step 4: Simplify right side
    349,865.20x = 59,422,634,176.56
  5. Step 5: Solve for x
    x = 59,422,634,176.56/349,865.20
  6. Step 6: Final answer
    x = 169,844.37

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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.