Home / 76,048.86-114,044.25-30,442.62

Finding the Fourth Proportional to 76,048.86, 114,044.25 and 30,442.62

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Solution

The fourth proportional to 76,048.86, 114,044.25 and 30,442.62 is: 45,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,048.86 : 114,044.25 = 30,442.62 : x
  2. Step 2: Convert to fraction form
    76,048.86/114,044.25 = 30,442.62/x
  3. Step 3: Cross multiply
    76,048.86x = 114,044.25 × 30,442.62
  4. Step 4: Simplify right side
    76,048.86x = 3,471,805,765.94
  5. Step 5: Solve for x
    x = 3,471,805,765.94/76,048.86
  6. Step 6: Final answer
    x = 45,652.31

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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.