Home / 112,818.54-169,226.51-27,429.89

Finding the Fourth Proportional to 112,818.54, 169,226.51 and 27,429.89

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Solution

The fourth proportional to 112,818.54, 169,226.51 and 27,429.89 is: 41,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,818.54 : 169,226.51 = 27,429.89 : x
  2. Step 2: Convert to fraction form
    112,818.54/169,226.51 = 27,429.89/x
  3. Step 3: Cross multiply
    112,818.54x = 169,226.51 × 27,429.89
  4. Step 4: Simplify right side
    112,818.54x = 4,641,863,571.10
  5. Step 5: Solve for x
    x = 4,641,863,571.10/112,818.54
  6. Step 6: Final answer
    x = 41,144.51

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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.