Home / 110,766.37-166,141.53-43,285.75

Finding the Fourth Proportional to 110,766.37, 166,141.53 and 43,285.75

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Solution

The fourth proportional to 110,766.37, 166,141.53 and 43,285.75 is: 64,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,766.37 : 166,141.53 = 43,285.75 : x
  2. Step 2: Convert to fraction form
    110,766.37/166,141.53 = 43,285.75/x
  3. Step 3: Cross multiply
    110,766.37x = 166,141.53 × 43,285.75
  4. Step 4: Simplify right side
    110,766.37x = 7,191,559,901.49
  5. Step 5: Solve for x
    x = 7,191,559,901.49/110,766.37
  6. Step 6: Final answer
    x = 64,925.48

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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.