Home / 226,935.40-340,443.72-77,167.92

Finding the Fourth Proportional to 226,935.40, 340,443.72 and 77,167.92

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Solution

The fourth proportional to 226,935.40, 340,443.72 and 77,167.92 is: 115,765.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,935.40 : 340,443.72 = 77,167.92 : x
  2. Step 2: Convert to fraction form
    226,935.40/340,443.72 = 77,167.92/x
  3. Step 3: Cross multiply
    226,935.40x = 340,443.72 × 77,167.92
  4. Step 4: Simplify right side
    226,935.40x = 26,271,333,749.46
  5. Step 5: Solve for x
    x = 26,271,333,749.46/226,935.40
  6. Step 6: Final answer
    x = 115,765.69

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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.