Home / 135,297.36-186,587.01-116,171.15

Finding the Fourth Proportional to 135,297.36, 186,587.01 and 116,171.15

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Solution

The fourth proportional to 135,297.36, 186,587.01 and 116,171.15 is: 160,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,297.36 : 186,587.01 = 116,171.15 : x
  2. Step 2: Convert to fraction form
    135,297.36/186,587.01 = 116,171.15/x
  3. Step 3: Cross multiply
    135,297.36x = 186,587.01 × 116,171.15
  4. Step 4: Simplify right side
    135,297.36x = 21,676,026,593.83
  5. Step 5: Solve for x
    x = 21,676,026,593.83/135,297.36
  6. Step 6: Final answer
    x = 160,210.27

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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.