Home / 92,314.08-138,464.24-29,136.38

Finding the Fourth Proportional to 92,314.08, 138,464.24 and 29,136.38

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Solution

The fourth proportional to 92,314.08, 138,464.24 and 29,136.38 is: 43,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,314.08 : 138,464.24 = 29,136.38 : x
  2. Step 2: Convert to fraction form
    92,314.08/138,464.24 = 29,136.38/x
  3. Step 3: Cross multiply
    92,314.08x = 138,464.24 × 29,136.38
  4. Step 4: Simplify right side
    92,314.08x = 4,034,345,875.05
  5. Step 5: Solve for x
    x = 4,034,345,875.05/92,314.08
  6. Step 6: Final answer
    x = 43,702.39

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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.