Home / 112,557.21-168,810.69-33,661.20

Finding the Fourth Proportional to 112,557.21, 168,810.69 and 33,661.20

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Solution

The fourth proportional to 112,557.21, 168,810.69 and 33,661.20 is: 50,484.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,557.21 : 168,810.69 = 33,661.20 : x
  2. Step 2: Convert to fraction form
    112,557.21/168,810.69 = 33,661.20/x
  3. Step 3: Cross multiply
    112,557.21x = 168,810.69 × 33,661.20
  4. Step 4: Simplify right side
    112,557.21x = 5,682,370,398.23
  5. Step 5: Solve for x
    x = 5,682,370,398.23/112,557.21
  6. Step 6: Final answer
    x = 50,484.29

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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.