Home / 220,735.08-304,605.23-125,247.02

Finding the Fourth Proportional to 220,735.08, 304,605.23 and 125,247.02

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Solution

The fourth proportional to 220,735.08, 304,605.23 and 125,247.02 is: 172,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,735.08 : 304,605.23 = 125,247.02 : x
  2. Step 2: Convert to fraction form
    220,735.08/304,605.23 = 125,247.02/x
  3. Step 3: Cross multiply
    220,735.08x = 304,605.23 × 125,247.02
  4. Step 4: Simplify right side
    220,735.08x = 38,150,895,184.65
  5. Step 5: Solve for x
    x = 38,150,895,184.65/220,735.08
  6. Step 6: Final answer
    x = 172,835.67

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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.