Home / 92,455.89-138,684.24-29,276.34

Finding the Fourth Proportional to 92,455.89, 138,684.24 and 29,276.34

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Solution

The fourth proportional to 92,455.89, 138,684.24 and 29,276.34 is: 43,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,455.89 : 138,684.24 = 29,276.34 : x
  2. Step 2: Convert to fraction form
    92,455.89/138,684.24 = 29,276.34/x
  3. Step 3: Cross multiply
    92,455.89x = 138,684.24 × 29,276.34
  4. Step 4: Simplify right side
    92,455.89x = 4,060,166,962.88
  5. Step 5: Solve for x
    x = 4,060,166,962.88/92,455.89
  6. Step 6: Final answer
    x = 43,914.64

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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.