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Finding the Fourth Proportional to 226,443.61, 339,665.20 and 57,963.67

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Solution

The fourth proportional to 226,443.61, 339,665.20 and 57,963.67 is: 86,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,443.61 : 339,665.20 = 57,963.67 : x
  2. Step 2: Convert to fraction form
    226,443.61/339,665.20 = 57,963.67/x
  3. Step 3: Cross multiply
    226,443.61x = 339,665.20 × 57,963.67
  4. Step 4: Simplify right side
    226,443.61x = 19,688,241,563.28
  5. Step 5: Solve for x
    x = 19,688,241,563.28/226,443.61
  6. Step 6: Final answer
    x = 86,945.45

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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.