Home / 140,823.58-211,235.69-34,207.06

Finding the Fourth Proportional to 140,823.58, 211,235.69 and 34,207.06

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Solution

The fourth proportional to 140,823.58, 211,235.69 and 34,207.06 is: 51,310.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,823.58 : 211,235.69 = 34,207.06 : x
  2. Step 2: Convert to fraction form
    140,823.58/211,235.69 = 34,207.06/x
  3. Step 3: Cross multiply
    140,823.58x = 211,235.69 × 34,207.06
  4. Step 4: Simplify right side
    140,823.58x = 7,225,751,921.97
  5. Step 5: Solve for x
    x = 7,225,751,921.97/140,823.58
  6. Step 6: Final answer
    x = 51,310.67

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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.