Home / 110,941.60-166,426.80-54,810.40

Finding the Fourth Proportional to 110,941.60, 166,426.80 and 54,810.40

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Solution

The fourth proportional to 110,941.60, 166,426.80 and 54,810.40 is: 82,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,941.60 : 166,426.80 = 54,810.40 : x
  2. Step 2: Convert to fraction form
    110,941.60/166,426.80 = 54,810.40/x
  3. Step 3: Cross multiply
    110,941.60x = 166,426.80 × 54,810.40
  4. Step 4: Simplify right side
    110,941.60x = 9,121,919,478.72
  5. Step 5: Solve for x
    x = 9,121,919,478.72/110,941.60
  6. Step 6: Final answer
    x = 82,222.71

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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.