Home / 111,018.03-166,547.55-35,135.64

Finding the Fourth Proportional to 111,018.03, 166,547.55 and 35,135.64

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Solution

The fourth proportional to 111,018.03, 166,547.55 and 35,135.64 is: 52,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,018.03 : 166,547.55 = 35,135.64 : x
  2. Step 2: Convert to fraction form
    111,018.03/166,547.55 = 35,135.64/x
  3. Step 3: Cross multiply
    111,018.03x = 166,547.55 × 35,135.64
  4. Step 4: Simplify right side
    111,018.03x = 5,851,754,759.68
  5. Step 5: Solve for x
    x = 5,851,754,759.68/111,018.03
  6. Step 6: Final answer
    x = 52,709.95

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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.