Home / 110,918.86-166,378.15-26,678.98

Finding the Fourth Proportional to 110,918.86, 166,378.15 and 26,678.98

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Solution

The fourth proportional to 110,918.86, 166,378.15 and 26,678.98 is: 40,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,918.86 : 166,378.15 = 26,678.98 : x
  2. Step 2: Convert to fraction form
    110,918.86/166,378.15 = 26,678.98/x
  3. Step 3: Cross multiply
    110,918.86x = 166,378.15 × 26,678.98
  4. Step 4: Simplify right side
    110,918.86x = 4,438,799,336.29
  5. Step 5: Solve for x
    x = 4,438,799,336.29/110,918.86
  6. Step 6: Final answer
    x = 40,018.44

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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.