Home / 170,933.63-255,749.81-103,216.41

Finding the Fourth Proportional to 170,933.63, 255,749.81 and 103,216.41

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Solution

The fourth proportional to 170,933.63, 255,749.81 and 103,216.41 is: 154,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,933.63 : 255,749.81 = 103,216.41 : x
  2. Step 2: Convert to fraction form
    170,933.63/255,749.81 = 103,216.41/x
  3. Step 3: Cross multiply
    170,933.63x = 255,749.81 × 103,216.41
  4. Step 4: Simplify right side
    170,933.63x = 26,397,576,730.30
  5. Step 5: Solve for x
    x = 26,397,576,730.30/170,933.63
  6. Step 6: Final answer
    x = 154,431.74

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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.