Home / 76,157.18-114,277.26-34,035.56

Finding the Fourth Proportional to 76,157.18, 114,277.26 and 34,035.56

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Solution

The fourth proportional to 76,157.18, 114,277.26 and 34,035.56 is: 51,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,157.18 : 114,277.26 = 34,035.56 : x
  2. Step 2: Convert to fraction form
    76,157.18/114,277.26 = 34,035.56/x
  3. Step 3: Cross multiply
    76,157.18x = 114,277.26 × 34,035.56
  4. Step 4: Simplify right side
    76,157.18x = 3,889,490,524.15
  5. Step 5: Solve for x
    x = 3,889,490,524.15/76,157.18
  6. Step 6: Final answer
    x = 51,071.88

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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.