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Finding the Fourth Proportional to 92,704.96, 127,885.74 and 58,656.04

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Solution

The fourth proportional to 92,704.96, 127,885.74 and 58,656.04 is: 80,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,704.96 : 127,885.74 = 58,656.04 : x
  2. Step 2: Convert to fraction form
    92,704.96/127,885.74 = 58,656.04/x
  3. Step 3: Cross multiply
    92,704.96x = 127,885.74 × 58,656.04
  4. Step 4: Simplify right side
    92,704.96x = 7,501,271,080.87
  5. Step 5: Solve for x
    x = 7,501,271,080.87/92,704.96
  6. Step 6: Final answer
    x = 80,915.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.