Home / 147,431.67-221,147.73-44,849.89

Finding the Fourth Proportional to 147,431.67, 221,147.73 and 44,849.89

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Solution

The fourth proportional to 147,431.67, 221,147.73 and 44,849.89 is: 67,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,431.67 : 221,147.73 = 44,849.89 : x
  2. Step 2: Convert to fraction form
    147,431.67/221,147.73 = 44,849.89/x
  3. Step 3: Cross multiply
    147,431.67x = 221,147.73 × 44,849.89
  4. Step 4: Simplify right side
    147,431.67x = 9,918,451,364.25
  5. Step 5: Solve for x
    x = 9,918,451,364.25/147,431.67
  6. Step 6: Final answer
    x = 67,274.90

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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.