Home / 81,642.33-112,684.23-58,733.37

Finding the Fourth Proportional to 81,642.33, 112,684.23 and 58,733.37

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Solution

The fourth proportional to 81,642.33, 112,684.23 and 58,733.37 is: 81,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,642.33 : 112,684.23 = 58,733.37 : x
  2. Step 2: Convert to fraction form
    81,642.33/112,684.23 = 58,733.37/x
  3. Step 3: Cross multiply
    81,642.33x = 112,684.23 × 58,733.37
  4. Step 4: Simplify right side
    81,642.33x = 6,618,324,573.76
  5. Step 5: Solve for x
    x = 6,618,324,573.76/81,642.33
  6. Step 6: Final answer
    x = 81,064.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.