Home / 108,026.75-161,823.10-53,827.96

Finding the Fourth Proportional to 108,026.75, 161,823.10 and 53,827.96

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Solution

The fourth proportional to 108,026.75, 161,823.10 and 53,827.96 is: 80,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,026.75 : 161,823.10 = 53,827.96 : x
  2. Step 2: Convert to fraction form
    108,026.75/161,823.10 = 53,827.96/x
  3. Step 3: Cross multiply
    108,026.75x = 161,823.10 × 53,827.96
  4. Step 4: Simplify right side
    108,026.75x = 8,710,607,353.88
  5. Step 5: Solve for x
    x = 8,710,607,353.88/108,026.75
  6. Step 6: Final answer
    x = 80,633.80

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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.