Home / 112,902.74-169,364.70-40,873.66

Finding the Fourth Proportional to 112,902.74, 169,364.70 and 40,873.66

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Solution

The fourth proportional to 112,902.74, 169,364.70 and 40,873.66 is: 61,314.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,902.74 : 169,364.70 = 40,873.66 : x
  2. Step 2: Convert to fraction form
    112,902.74/169,364.70 = 40,873.66/x
  3. Step 3: Cross multiply
    112,902.74x = 169,364.70 × 40,873.66
  4. Step 4: Simplify right side
    112,902.74x = 6,922,555,578.11
  5. Step 5: Solve for x
    x = 6,922,555,578.11/112,902.74
  6. Step 6: Final answer
    x = 61,314.33

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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.