Home / 79,484.18-109,682.91-43,673.45

Finding the Fourth Proportional to 79,484.18, 109,682.91 and 43,673.45

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Solution

The fourth proportional to 79,484.18, 109,682.91 and 43,673.45 is: 60,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.18 : 109,682.91 = 43,673.45 : x
  2. Step 2: Convert to fraction form
    79,484.18/109,682.91 = 43,673.45/x
  3. Step 3: Cross multiply
    79,484.18x = 109,682.91 × 43,673.45
  4. Step 4: Simplify right side
    79,484.18x = 4,790,230,537.32
  5. Step 5: Solve for x
    x = 4,790,230,537.32/79,484.18
  6. Step 6: Final answer
    x = 60,266.47

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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.