Home / 170,145.28-255,235.38-65,052.64

Finding the Fourth Proportional to 170,145.28, 255,235.38 and 65,052.64

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Solution

The fourth proportional to 170,145.28, 255,235.38 and 65,052.64 is: 97,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,145.28 : 255,235.38 = 65,052.64 : x
  2. Step 2: Convert to fraction form
    170,145.28/255,235.38 = 65,052.64/x
  3. Step 3: Cross multiply
    170,145.28x = 255,235.38 × 65,052.64
  4. Step 4: Simplify right side
    170,145.28x = 16,603,735,290.40
  5. Step 5: Solve for x
    x = 16,603,735,290.40/170,145.28
  6. Step 6: Final answer
    x = 97,585.64

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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.