Home / 79,276.32-109,402.38-43,466.22

Finding the Fourth Proportional to 79,276.32, 109,402.38 and 43,466.22

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Solution

The fourth proportional to 79,276.32, 109,402.38 and 43,466.22 is: 59,983.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,276.32 : 109,402.38 = 43,466.22 : x
  2. Step 2: Convert to fraction form
    79,276.32/109,402.38 = 43,466.22/x
  3. Step 3: Cross multiply
    79,276.32x = 109,402.38 × 43,466.22
  4. Step 4: Simplify right side
    79,276.32x = 4,755,307,917.60
  5. Step 5: Solve for x
    x = 4,755,307,917.60/79,276.32
  6. Step 6: Final answer
    x = 59,983.96

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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.