Home / 195,746.02-270,116.72-115,157.97

Finding the Fourth Proportional to 195,746.02, 270,116.72 and 115,157.97

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Solution

The fourth proportional to 195,746.02, 270,116.72 and 115,157.97 is: 158,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,746.02 : 270,116.72 = 115,157.97 : x
  2. Step 2: Convert to fraction form
    195,746.02/270,116.72 = 115,157.97/x
  3. Step 3: Cross multiply
    195,746.02x = 270,116.72 × 115,157.97
  4. Step 4: Simplify right side
    195,746.02x = 31,106,094,439.09
  5. Step 5: Solve for x
    x = 31,106,094,439.09/195,746.02
  6. Step 6: Final answer
    x = 158,910.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.