Home / 246,971.43-370,511.82-78,543.27

Finding the Fourth Proportional to 246,971.43, 370,511.82 and 78,543.27

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Solution

The fourth proportional to 246,971.43, 370,511.82 and 78,543.27 is: 117,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,971.43 : 370,511.82 = 78,543.27 : x
  2. Step 2: Convert to fraction form
    246,971.43/370,511.82 = 78,543.27/x
  3. Step 3: Cross multiply
    246,971.43x = 370,511.82 × 78,543.27
  4. Step 4: Simplify right side
    246,971.43x = 29,101,209,916.45
  5. Step 5: Solve for x
    x = 29,101,209,916.45/246,971.43
  6. Step 6: Final answer
    x = 117,832.29

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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.