Home / 170,289.96-255,446.46-65,120.04

Finding the Fourth Proportional to 170,289.96, 255,446.46 and 65,120.04

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Solution

The fourth proportional to 170,289.96, 255,446.46 and 65,120.04 is: 97,684.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,289.96 : 255,446.46 = 65,120.04 : x
  2. Step 2: Convert to fraction form
    170,289.96/255,446.46 = 65,120.04/x
  3. Step 3: Cross multiply
    170,289.96x = 255,446.46 × 65,120.04
  4. Step 4: Simplify right side
    170,289.96x = 16,634,683,693.06
  5. Step 5: Solve for x
    x = 16,634,683,693.06/170,289.96
  6. Step 6: Final answer
    x = 97,684.47

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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.