Home / 117,181.08-175,771.62-28,433.16

Finding the Fourth Proportional to 117,181.08, 175,771.62 and 28,433.16

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Solution

The fourth proportional to 117,181.08, 175,771.62 and 28,433.16 is: 42,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,181.08 : 175,771.62 = 28,433.16 : x
  2. Step 2: Convert to fraction form
    117,181.08/175,771.62 = 28,433.16/x
  3. Step 3: Cross multiply
    117,181.08x = 175,771.62 × 28,433.16
  4. Step 4: Simplify right side
    117,181.08x = 4,997,742,594.92
  5. Step 5: Solve for x
    x = 4,997,742,594.92/117,181.08
  6. Step 6: Final answer
    x = 42,649.74

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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.