Home / 117,183.16-175,773.42-28,437.64

Finding the Fourth Proportional to 117,183.16, 175,773.42 and 28,437.64

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Solution

The fourth proportional to 117,183.16, 175,773.42 and 28,437.64 is: 42,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,183.16 : 175,773.42 = 28,437.64 : x
  2. Step 2: Convert to fraction form
    117,183.16/175,773.42 = 28,437.64/x
  3. Step 3: Cross multiply
    117,183.16x = 175,773.42 × 28,437.64
  4. Step 4: Simplify right side
    117,183.16x = 4,998,581,239.53
  5. Step 5: Solve for x
    x = 4,998,581,239.53/117,183.16
  6. Step 6: Final answer
    x = 42,656.14

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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.