Home / 115,864.31-173,797.52-45,743.63

Finding the Fourth Proportional to 115,864.31, 173,797.52 and 45,743.63

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Solution

The fourth proportional to 115,864.31, 173,797.52 and 45,743.63 is: 68,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,864.31 : 173,797.52 = 45,743.63 : x
  2. Step 2: Convert to fraction form
    115,864.31/173,797.52 = 45,743.63/x
  3. Step 3: Cross multiply
    115,864.31x = 173,797.52 × 45,743.63
  4. Step 4: Simplify right side
    115,864.31x = 7,950,128,352.09
  5. Step 5: Solve for x
    x = 7,950,128,352.09/115,864.31
  6. Step 6: Final answer
    x = 68,615.85

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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.