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Finding the Fourth Proportional to 58,357, 80,536.26 and 33,206.44

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Solution

The fourth proportional to 58,357, 80,536.26 and 33,206.44 is: 45,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,357 : 80,536.26 = 33,206.44 : x
  2. Step 2: Convert to fraction form
    58,357/80,536.26 = 33,206.44/x
  3. Step 3: Cross multiply
    58,357x = 80,536.26 × 33,206.44
  4. Step 4: Simplify right side
    58,357x = 2,674,322,485.51
  5. Step 5: Solve for x
    x = 2,674,322,485.51/58,357
  6. Step 6: Final answer
    x = 45,826.94

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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.