Home / 217,016.90-325,525.35-133,036.10

Finding the Fourth Proportional to 217,016.90, 325,525.35 and 133,036.10

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Solution

The fourth proportional to 217,016.90, 325,525.35 and 133,036.10 is: 199,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,016.90 : 325,525.35 = 133,036.10 : x
  2. Step 2: Convert to fraction form
    217,016.90/325,525.35 = 133,036.10/x
  3. Step 3: Cross multiply
    217,016.90x = 325,525.35 × 133,036.10
  4. Step 4: Simplify right side
    217,016.90x = 43,306,623,015.14
  5. Step 5: Solve for x
    x = 43,306,623,015.14/217,016.90
  6. Step 6: Final answer
    x = 199,554.15

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1.5x scale

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.