Home / 76,141.28-114,181.68-29,364.32

Finding the Fourth Proportional to 76,141.28, 114,181.68 and 29,364.32

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Solution

The fourth proportional to 76,141.28, 114,181.68 and 29,364.32 is: 44,034.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,141.28 : 114,181.68 = 29,364.32 : x
  2. Step 2: Convert to fraction form
    76,141.28/114,181.68 = 29,364.32/x
  3. Step 3: Cross multiply
    76,141.28x = 114,181.68 × 29,364.32
  4. Step 4: Simplify right side
    76,141.28x = 3,352,867,389.66
  5. Step 5: Solve for x
    x = 3,352,867,389.66/76,141.28
  6. Step 6: Final answer
    x = 44,034.82

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1.5x scale

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.