Home / 112,138.07-168,239.57-33,254.19

Finding the Fourth Proportional to 112,138.07, 168,239.57 and 33,254.19

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Solution

The fourth proportional to 112,138.07, 168,239.57 and 33,254.19 is: 49,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,138.07 : 168,239.57 = 33,254.19 : x
  2. Step 2: Convert to fraction form
    112,138.07/168,239.57 = 33,254.19/x
  3. Step 3: Cross multiply
    112,138.07x = 168,239.57 × 33,254.19
  4. Step 4: Simplify right side
    112,138.07x = 5,594,670,460.03
  5. Step 5: Solve for x
    x = 5,594,670,460.03/112,138.07
  6. Step 6: Final answer
    x = 49,890.91

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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.