Home / 111,166.30-166,780.48-44,653.13

Finding the Fourth Proportional to 111,166.30, 166,780.48 and 44,653.13

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Solution

The fourth proportional to 111,166.30, 166,780.48 and 44,653.13 is: 66,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,166.30 : 166,780.48 = 44,653.13 : x
  2. Step 2: Convert to fraction form
    111,166.30/166,780.48 = 44,653.13/x
  3. Step 3: Cross multiply
    111,166.30x = 166,780.48 × 44,653.13
  4. Step 4: Simplify right side
    111,166.30x = 7,447,270,927.67
  5. Step 5: Solve for x
    x = 7,447,270,927.67/111,166.30
  6. Step 6: Final answer
    x = 66,992.16

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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.