Home / 104,567.29-156,741.28-51,185.66

Finding the Fourth Proportional to 104,567.29, 156,741.28 and 51,185.66

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Solution

The fourth proportional to 104,567.29, 156,741.28 and 51,185.66 is: 76,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,567.29 : 156,741.28 = 51,185.66 : x
  2. Step 2: Convert to fraction form
    104,567.29/156,741.28 = 51,185.66/x
  3. Step 3: Cross multiply
    104,567.29x = 156,741.28 × 51,185.66
  4. Step 4: Simplify right side
    104,567.29x = 8,022,904,954.37
  5. Step 5: Solve for x
    x = 8,022,904,954.37/104,567.29
  6. Step 6: Final answer
    x = 76,724.81

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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.