Home / 109,962.48-164,943.88-39,825.36

Finding the Fourth Proportional to 109,962.48, 164,943.88 and 39,825.36

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Solution

The fourth proportional to 109,962.48, 164,943.88 and 39,825.36 is: 59,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,962.48 : 164,943.88 = 39,825.36 : x
  2. Step 2: Convert to fraction form
    109,962.48/164,943.88 = 39,825.36/x
  3. Step 3: Cross multiply
    109,962.48x = 164,943.88 × 39,825.36
  4. Step 4: Simplify right side
    109,962.48x = 6,568,949,400.80
  5. Step 5: Solve for x
    x = 6,568,949,400.80/109,962.48
  6. Step 6: Final answer
    x = 59,738.10

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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.