Home / 111,258.17-166,908.74-36,358.11

Finding the Fourth Proportional to 111,258.17, 166,908.74 and 36,358.11

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Solution

The fourth proportional to 111,258.17, 166,908.74 and 36,358.11 is: 54,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,258.17 : 166,908.74 = 36,358.11 : x
  2. Step 2: Convert to fraction form
    111,258.17/166,908.74 = 36,358.11/x
  3. Step 3: Cross multiply
    111,258.17x = 166,908.74 × 36,358.11
  4. Step 4: Simplify right side
    111,258.17x = 6,068,486,147.09
  5. Step 5: Solve for x
    x = 6,068,486,147.09/111,258.17
  6. Step 6: Final answer
    x = 54,544.19

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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.