Home / 384,073.14-576,177.93-131,381.58

Finding the Fourth Proportional to 384,073.14, 576,177.93 and 131,381.58

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Solution

The fourth proportional to 384,073.14, 576,177.93 and 131,381.58 is: 197,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,073.14 : 576,177.93 = 131,381.58 : x
  2. Step 2: Convert to fraction form
    384,073.14/576,177.93 = 131,381.58/x
  3. Step 3: Cross multiply
    384,073.14x = 576,177.93 × 131,381.58
  4. Step 4: Simplify right side
    384,073.14x = 75,699,166,804.53
  5. Step 5: Solve for x
    x = 75,699,166,804.53/384,073.14
  6. Step 6: Final answer
    x = 197,095.71

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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.