Home / 77,663.46-116,475.92-33,285.18

Finding the Fourth Proportional to 77,663.46, 116,475.92 and 33,285.18

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Solution

The fourth proportional to 77,663.46, 116,475.92 and 33,285.18 is: 49,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,663.46 : 116,475.92 = 33,285.18 : x
  2. Step 2: Convert to fraction form
    77,663.46/116,475.92 = 33,285.18/x
  3. Step 3: Cross multiply
    77,663.46x = 116,475.92 × 33,285.18
  4. Step 4: Simplify right side
    77,663.46x = 3,876,921,796.44
  5. Step 5: Solve for x
    x = 3,876,921,796.44/77,663.46
  6. Step 6: Final answer
    x = 49,919.51

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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.