Home / 79,636.40-119,348.43-29,666.18

Finding the Fourth Proportional to 79,636.40, 119,348.43 and 29,666.18

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Solution

The fourth proportional to 79,636.40, 119,348.43 and 29,666.18 is: 44,459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,636.40 : 119,348.43 = 29,666.18 : x
  2. Step 2: Convert to fraction form
    79,636.40/119,348.43 = 29,666.18/x
  3. Step 3: Cross multiply
    79,636.40x = 119,348.43 × 29,666.18
  4. Step 4: Simplify right side
    79,636.40x = 3,540,611,410.36
  5. Step 5: Solve for x
    x = 3,540,611,410.36/79,636.40
  6. Step 6: Final answer
    x = 44,459.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.