Home / 112,964.39-169,447.80-34,079.30

Finding the Fourth Proportional to 112,964.39, 169,447.80 and 34,079.30

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Solution

The fourth proportional to 112,964.39, 169,447.80 and 34,079.30 is: 51,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,964.39 : 169,447.80 = 34,079.30 : x
  2. Step 2: Convert to fraction form
    112,964.39/169,447.80 = 34,079.30/x
  3. Step 3: Cross multiply
    112,964.39x = 169,447.80 × 34,079.30
  4. Step 4: Simplify right side
    112,964.39x = 5,774,661,563.30
  5. Step 5: Solve for x
    x = 5,774,661,563.30/112,964.39
  6. Step 6: Final answer
    x = 51,119.31

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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.