Home / 85,342.26-127,958.58-35,456.82

Finding the Fourth Proportional to 85,342.26, 127,958.58 and 35,456.82

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Solution

The fourth proportional to 85,342.26, 127,958.58 and 35,456.82 is: 53,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,342.26 : 127,958.58 = 35,456.82 : x
  2. Step 2: Convert to fraction form
    85,342.26/127,958.58 = 35,456.82/x
  3. Step 3: Cross multiply
    85,342.26x = 127,958.58 × 35,456.82
  4. Step 4: Simplify right side
    85,342.26x = 4,537,004,338.52
  5. Step 5: Solve for x
    x = 4,537,004,338.52/85,342.26
  6. Step 6: Final answer
    x = 53,162.46

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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.