Home / 112,758.87-169,016.03-56,463.27

Finding the Fourth Proportional to 112,758.87, 169,016.03 and 56,463.27

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Solution

The fourth proportional to 112,758.87, 169,016.03 and 56,463.27 is: 84,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,758.87 : 169,016.03 = 56,463.27 : x
  2. Step 2: Convert to fraction form
    112,758.87/169,016.03 = 56,463.27/x
  3. Step 3: Cross multiply
    112,758.87x = 169,016.03 × 56,463.27
  4. Step 4: Simplify right side
    112,758.87x = 9,543,197,736.22
  5. Step 5: Solve for x
    x = 9,543,197,736.22/112,758.87
  6. Step 6: Final answer
    x = 84,633.68

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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.