Home / 79,623.06-109,880.22-43,812.18

Finding the Fourth Proportional to 79,623.06, 109,880.22 and 43,812.18

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Solution

The fourth proportional to 79,623.06, 109,880.22 and 43,812.18 is: 60,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,623.06 : 109,880.22 = 43,812.18 : x
  2. Step 2: Convert to fraction form
    79,623.06/109,880.22 = 43,812.18/x
  3. Step 3: Cross multiply
    79,623.06x = 109,880.22 × 43,812.18
  4. Step 4: Simplify right side
    79,623.06x = 4,814,091,977.08
  5. Step 5: Solve for x
    x = 4,814,091,977.08/79,623.06
  6. Step 6: Final answer
    x = 60,461.03

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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.