Home / 111,258.28-166,836.75-48,048.31

Finding the Fourth Proportional to 111,258.28, 166,836.75 and 48,048.31

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Solution

The fourth proportional to 111,258.28, 166,836.75 and 48,048.31 is: 72,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,258.28 : 166,836.75 = 48,048.31 : x
  2. Step 2: Convert to fraction form
    111,258.28/166,836.75 = 48,048.31/x
  3. Step 3: Cross multiply
    111,258.28x = 166,836.75 × 48,048.31
  4. Step 4: Simplify right side
    111,258.28x = 8,016,223,883.39
  5. Step 5: Solve for x
    x = 8,016,223,883.39/111,258.28
  6. Step 6: Final answer
    x = 72,050.58

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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.