Home / 112,814.54-169,178.07-60,195.32

Finding the Fourth Proportional to 112,814.54, 169,178.07 and 60,195.32

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Solution

The fourth proportional to 112,814.54, 169,178.07 and 60,195.32 is: 90,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,814.54 : 169,178.07 = 60,195.32 : x
  2. Step 2: Convert to fraction form
    112,814.54/169,178.07 = 60,195.32/x
  3. Step 3: Cross multiply
    112,814.54x = 169,178.07 × 60,195.32
  4. Step 4: Simplify right side
    112,814.54x = 10,183,728,483.58
  5. Step 5: Solve for x
    x = 10,183,728,483.58/112,814.54
  6. Step 6: Final answer
    x = 90,269.64

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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.