Home / 110,225.36-151,841.04-79,921.64

Finding the Fourth Proportional to 110,225.36, 151,841.04 and 79,921.64

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Solution

The fourth proportional to 110,225.36, 151,841.04 and 79,921.64 is: 110,096.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,225.36 : 151,841.04 = 79,921.64 : x
  2. Step 2: Convert to fraction form
    110,225.36/151,841.04 = 79,921.64/x
  3. Step 3: Cross multiply
    110,225.36x = 151,841.04 × 79,921.64
  4. Step 4: Simplify right side
    110,225.36x = 12,135,384,936.11
  5. Step 5: Solve for x
    x = 12,135,384,936.11/110,225.36
  6. Step 6: Final answer
    x = 110,096.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.