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Finding the Fourth Proportional to 164,486.88, 246,730.96 and 39,827.68

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Solution

The fourth proportional to 164,486.88, 246,730.96 and 39,827.68 is: 59,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,486.88 : 246,730.96 = 39,827.68 : x
  2. Step 2: Convert to fraction form
    164,486.88/246,730.96 = 39,827.68/x
  3. Step 3: Cross multiply
    164,486.88x = 246,730.96 × 39,827.68
  4. Step 4: Simplify right side
    164,486.88x = 9,826,721,720.97
  5. Step 5: Solve for x
    x = 9,826,721,720.97/164,486.88
  6. Step 6: Final answer
    x = 59,741.67

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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.