Home / 116,344.72-174,554.69-57,138.87

Finding the Fourth Proportional to 116,344.72, 174,554.69 and 57,138.87

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Solution

The fourth proportional to 116,344.72, 174,554.69 and 57,138.87 is: 85,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,344.72 : 174,554.69 = 57,138.87 : x
  2. Step 2: Convert to fraction form
    116,344.72/174,554.69 = 57,138.87/x
  3. Step 3: Cross multiply
    116,344.72x = 174,554.69 × 57,138.87
  4. Step 4: Simplify right side
    116,344.72x = 9,973,857,739.80
  5. Step 5: Solve for x
    x = 9,973,857,739.80/116,344.72
  6. Step 6: Final answer
    x = 85,726.78

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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.