Home / 166,557.64-229,848.87-90,076.81

Finding the Fourth Proportional to 166,557.64, 229,848.87 and 90,076.81

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Solution

The fourth proportional to 166,557.64, 229,848.87 and 90,076.81 is: 124,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,557.64 : 229,848.87 = 90,076.81 : x
  2. Step 2: Convert to fraction form
    166,557.64/229,848.87 = 90,076.81/x
  3. Step 3: Cross multiply
    166,557.64x = 229,848.87 × 90,076.81
  4. Step 4: Simplify right side
    166,557.64x = 20,704,053,185.84
  5. Step 5: Solve for x
    x = 20,704,053,185.84/166,557.64
  6. Step 6: Final answer
    x = 124,305.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.