Home / 112,164.12-168,220.24-33,259.32

Finding the Fourth Proportional to 112,164.12, 168,220.24 and 33,259.32

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Solution

The fourth proportional to 112,164.12, 168,220.24 and 33,259.32 is: 49,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,164.12 : 168,220.24 = 33,259.32 : x
  2. Step 2: Convert to fraction form
    112,164.12/168,220.24 = 33,259.32/x
  3. Step 3: Cross multiply
    112,164.12x = 168,220.24 × 33,259.32
  4. Step 4: Simplify right side
    112,164.12x = 5,594,890,792.64
  5. Step 5: Solve for x
    x = 5,594,890,792.64/112,164.12
  6. Step 6: Final answer
    x = 49,881.29

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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.