Home / 112,512.40-168,802.48-33,629.20

Finding the Fourth Proportional to 112,512.40, 168,802.48 and 33,629.20

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Solution

The fourth proportional to 112,512.40, 168,802.48 and 33,629.20 is: 50,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,512.40 : 168,802.48 = 33,629.20 : x
  2. Step 2: Convert to fraction form
    112,512.40/168,802.48 = 33,629.20/x
  3. Step 3: Cross multiply
    112,512.40x = 168,802.48 × 33,629.20
  4. Step 4: Simplify right side
    112,512.40x = 5,676,692,360.42
  5. Step 5: Solve for x
    x = 5,676,692,360.42/112,512.40
  6. Step 6: Final answer
    x = 50,453.93

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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.