Home / 186,994.32-280,128.60-166,050.96

Finding the Fourth Proportional to 186,994.32, 280,128.60 and 166,050.96

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Solution

The fourth proportional to 186,994.32, 280,128.60 and 166,050.96 is: 248,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,994.32 : 280,128.60 = 166,050.96 : x
  2. Step 2: Convert to fraction form
    186,994.32/280,128.60 = 166,050.96/x
  3. Step 3: Cross multiply
    186,994.32x = 280,128.60 × 166,050.96
  4. Step 4: Simplify right side
    186,994.32x = 46,515,622,953.46
  5. Step 5: Solve for x
    x = 46,515,622,953.46/186,994.32
  6. Step 6: Final answer
    x = 248,754.20

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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.