Home / 155,605.24-214,722.66-88,537.24

Finding the Fourth Proportional to 155,605.24, 214,722.66 and 88,537.24

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Solution

The fourth proportional to 155,605.24, 214,722.66 and 88,537.24 is: 122,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,605.24 : 214,722.66 = 88,537.24 : x
  2. Step 2: Convert to fraction form
    155,605.24/214,722.66 = 88,537.24/x
  3. Step 3: Cross multiply
    155,605.24x = 214,722.66 × 88,537.24
  4. Step 4: Simplify right side
    155,605.24x = 19,010,951,681.86
  5. Step 5: Solve for x
    x = 19,010,951,681.86/155,605.24
  6. Step 6: Final answer
    x = 122,174.24

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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.