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Finding the Fourth Proportional to 226,501.70, 339,751.20 and 58,021.70

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Solution

The fourth proportional to 226,501.70, 339,751.20 and 58,021.70 is: 87,032.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,501.70 : 339,751.20 = 58,021.70 : x
  2. Step 2: Convert to fraction form
    226,501.70/339,751.20 = 58,021.70/x
  3. Step 3: Cross multiply
    226,501.70x = 339,751.20 × 58,021.70
  4. Step 4: Simplify right side
    226,501.70x = 19,712,942,201.04
  5. Step 5: Solve for x
    x = 19,712,942,201.04/226,501.70
  6. Step 6: Final answer
    x = 87,032.20

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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.