Home / 117,846.08-162,628.92-64,131.44

Finding the Fourth Proportional to 117,846.08, 162,628.92 and 64,131.44

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Solution

The fourth proportional to 117,846.08, 162,628.92 and 64,131.44 is: 88,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,846.08 : 162,628.92 = 64,131.44 : x
  2. Step 2: Convert to fraction form
    117,846.08/162,628.92 = 64,131.44/x
  3. Step 3: Cross multiply
    117,846.08x = 162,628.92 × 64,131.44
  4. Step 4: Simplify right side
    117,846.08x = 10,429,626,825.24
  5. Step 5: Solve for x
    x = 10,429,626,825.24/117,846.08
  6. Step 6: Final answer
    x = 88,502.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.