Home / 107,231.45-160,742.58-51,056.46

Finding the Fourth Proportional to 107,231.45, 160,742.58 and 51,056.46

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Solution

The fourth proportional to 107,231.45, 160,742.58 and 51,056.46 is: 76,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,231.45 : 160,742.58 = 51,056.46 : x
  2. Step 2: Convert to fraction form
    107,231.45/160,742.58 = 51,056.46/x
  3. Step 3: Cross multiply
    107,231.45x = 160,742.58 × 51,056.46
  4. Step 4: Simplify right side
    107,231.45x = 8,206,946,914.61
  5. Step 5: Solve for x
    x = 8,206,946,914.61/107,231.45
  6. Step 6: Final answer
    x = 76,534.89

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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.