Home / 108,403.37-162,511.61-41,890.17

Finding the Fourth Proportional to 108,403.37, 162,511.61 and 41,890.17

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Solution

The fourth proportional to 108,403.37, 162,511.61 and 41,890.17 is: 62,799.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,403.37 : 162,511.61 = 41,890.17 : x
  2. Step 2: Convert to fraction form
    108,403.37/162,511.61 = 41,890.17/x
  3. Step 3: Cross multiply
    108,403.37x = 162,511.61 × 41,890.17
  4. Step 4: Simplify right side
    108,403.37x = 6,807,637,947.86
  5. Step 5: Solve for x
    x = 6,807,637,947.86/108,403.37
  6. Step 6: Final answer
    x = 62,799.14

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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.