Home / 108,941.82-163,329.69-56,317.74

Finding the Fourth Proportional to 108,941.82, 163,329.69 and 56,317.74

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Solution

The fourth proportional to 108,941.82, 163,329.69 and 56,317.74 is: 84,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,941.82 : 163,329.69 = 56,317.74 : x
  2. Step 2: Convert to fraction form
    108,941.82/163,329.69 = 56,317.74/x
  3. Step 3: Cross multiply
    108,941.82x = 163,329.69 × 56,317.74
  4. Step 4: Simplify right side
    108,941.82x = 9,198,359,015.70
  5. Step 5: Solve for x
    x = 9,198,359,015.70/108,941.82
  6. Step 6: Final answer
    x = 84,433.68

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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.