Home / 76,171.64-114,280.82-34,087.16

Finding the Fourth Proportional to 76,171.64, 114,280.82 and 34,087.16

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Solution

The fourth proportional to 76,171.64, 114,280.82 and 34,087.16 is: 51,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,171.64 : 114,280.82 = 34,087.16 : x
  2. Step 2: Convert to fraction form
    76,171.64/114,280.82 = 34,087.16/x
  3. Step 3: Cross multiply
    76,171.64x = 114,280.82 × 34,087.16
  4. Step 4: Simplify right side
    76,171.64x = 3,895,508,596.27
  5. Step 5: Solve for x
    x = 3,895,508,596.27/76,171.64
  6. Step 6: Final answer
    x = 51,141.19

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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.