Home / 76,231.27-114,385.89-36,295.45

Finding the Fourth Proportional to 76,231.27, 114,385.89 and 36,295.45

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Solution

The fourth proportional to 76,231.27, 114,385.89 and 36,295.45 is: 54,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,231.27 : 114,385.89 = 36,295.45 : x
  2. Step 2: Convert to fraction form
    76,231.27/114,385.89 = 36,295.45/x
  3. Step 3: Cross multiply
    76,231.27x = 114,385.89 × 36,295.45
  4. Step 4: Simplify right side
    76,231.27x = 4,151,687,351.20
  5. Step 5: Solve for x
    x = 4,151,687,351.20/76,231.27
  6. Step 6: Final answer
    x = 54,461.74

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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.