Home / 122,982.16-184,269.48-74,805.16

Finding the Fourth Proportional to 122,982.16, 184,269.48 and 74,805.16

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Solution

The fourth proportional to 122,982.16, 184,269.48 and 74,805.16 is: 112,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,982.16 : 184,269.48 = 74,805.16 : x
  2. Step 2: Convert to fraction form
    122,982.16/184,269.48 = 74,805.16/x
  3. Step 3: Cross multiply
    122,982.16x = 184,269.48 × 74,805.16
  4. Step 4: Simplify right side
    122,982.16x = 13,784,307,934.52
  5. Step 5: Solve for x
    x = 13,784,307,934.52/122,982.16
  6. Step 6: Final answer
    x = 112,083.80

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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.