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Finding the Fourth Proportional to 112,656.88, 168,963.76 and 33,771.08

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Solution

The fourth proportional to 112,656.88, 168,963.76 and 33,771.08 is: 50,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,656.88 : 168,963.76 = 33,771.08 : x
  2. Step 2: Convert to fraction form
    112,656.88/168,963.76 = 33,771.08/x
  3. Step 3: Cross multiply
    112,656.88x = 168,963.76 × 33,771.08
  4. Step 4: Simplify right side
    112,656.88x = 5,706,088,656.06
  5. Step 5: Solve for x
    x = 5,706,088,656.06/112,656.88
  6. Step 6: Final answer
    x = 50,650.16

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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.