Home / 109,053.12-163,579.47-34,179.03

Finding the Fourth Proportional to 109,053.12, 163,579.47 and 34,179.03

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Solution

The fourth proportional to 109,053.12, 163,579.47 and 34,179.03 is: 51,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,053.12 : 163,579.47 = 34,179.03 : x
  2. Step 2: Convert to fraction form
    109,053.12/163,579.47 = 34,179.03/x
  3. Step 3: Cross multiply
    109,053.12x = 163,579.47 × 34,179.03
  4. Step 4: Simplify right side
    109,053.12x = 5,590,987,612.51
  5. Step 5: Solve for x
    x = 5,590,987,612.51/109,053.12
  6. Step 6: Final answer
    x = 51,268.48

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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.