Home / 253,811.07-380,717.48-64,271.37

Finding the Fourth Proportional to 253,811.07, 380,717.48 and 64,271.37

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Solution

The fourth proportional to 253,811.07, 380,717.48 and 64,271.37 is: 96,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,811.07 : 380,717.48 = 64,271.37 : x
  2. Step 2: Convert to fraction form
    253,811.07/380,717.48 = 64,271.37/x
  3. Step 3: Cross multiply
    253,811.07x = 380,717.48 × 64,271.37
  4. Step 4: Simplify right side
    253,811.07x = 24,469,235,610.92
  5. Step 5: Solve for x
    x = 24,469,235,610.92/253,811.07
  6. Step 6: Final answer
    x = 96,407.28

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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.