Home / 92,827.44-138,925.56-57,311.16

Finding the Fourth Proportional to 92,827.44, 138,925.56 and 57,311.16

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Solution

The fourth proportional to 92,827.44, 138,925.56 and 57,311.16 is: 85,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,827.44 : 138,925.56 = 57,311.16 : x
  2. Step 2: Convert to fraction form
    92,827.44/138,925.56 = 57,311.16/x
  3. Step 3: Cross multiply
    92,827.44x = 138,925.56 × 57,311.16
  4. Step 4: Simplify right side
    92,827.44x = 7,961,984,997.25
  5. Step 5: Solve for x
    x = 7,961,984,997.25/92,827.44
  6. Step 6: Final answer
    x = 85,771.89

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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.