Home / 166,971.36-250,555.32-61,863.60

Finding the Fourth Proportional to 166,971.36, 250,555.32 and 61,863.60

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Solution

The fourth proportional to 166,971.36, 250,555.32 and 61,863.60 is: 92,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,971.36 : 250,555.32 = 61,863.60 : x
  2. Step 2: Convert to fraction form
    166,971.36/250,555.32 = 61,863.60/x
  3. Step 3: Cross multiply
    166,971.36x = 250,555.32 × 61,863.60
  4. Step 4: Simplify right side
    166,971.36x = 15,500,254,094.35
  5. Step 5: Solve for x
    x = 15,500,254,094.35/166,971.36
  6. Step 6: Final answer
    x = 92,831.81

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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.