Home / 79,317.26-109,459.08-43,506.62

Finding the Fourth Proportional to 79,317.26, 109,459.08 and 43,506.62

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Solution

The fourth proportional to 79,317.26, 109,459.08 and 43,506.62 is: 60,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,317.26 : 109,459.08 = 43,506.62 : x
  2. Step 2: Convert to fraction form
    79,317.26/109,459.08 = 43,506.62/x
  3. Step 3: Cross multiply
    79,317.26x = 109,459.08 × 43,506.62
  4. Step 4: Simplify right side
    79,317.26x = 4,762,194,599.11
  5. Step 5: Solve for x
    x = 4,762,194,599.11/79,317.26
  6. Step 6: Final answer
    x = 60,039.83

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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.