Home / 77,077.33-115,614.34-35,524.33

Finding the Fourth Proportional to 77,077.33, 115,614.34 and 35,524.33

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Solution

The fourth proportional to 77,077.33, 115,614.34 and 35,524.33 is: 53,285.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,077.33 : 115,614.34 = 35,524.33 : x
  2. Step 2: Convert to fraction form
    77,077.33/115,614.34 = 35,524.33/x
  3. Step 3: Cross multiply
    77,077.33x = 115,614.34 × 35,524.33
  4. Step 4: Simplify right side
    77,077.33x = 4,107,121,966.89
  5. Step 5: Solve for x
    x = 4,107,121,966.89/77,077.33
  6. Step 6: Final answer
    x = 53,285.73

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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.