Home / 72,933.81-100,658.06-41,112.96

Finding the Fourth Proportional to 72,933.81, 100,658.06 and 41,112.96

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Solution

The fourth proportional to 72,933.81, 100,658.06 and 41,112.96 is: 56,741.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,933.81 : 100,658.06 = 41,112.96 : x
  2. Step 2: Convert to fraction form
    72,933.81/100,658.06 = 41,112.96/x
  3. Step 3: Cross multiply
    72,933.81x = 100,658.06 × 41,112.96
  4. Step 4: Simplify right side
    72,933.81x = 4,138,350,794.46
  5. Step 5: Solve for x
    x = 4,138,350,794.46/72,933.81
  6. Step 6: Final answer
    x = 56,741.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.