Home / 184,780.57-254,997.21-99,897.61

Finding the Fourth Proportional to 184,780.57, 254,997.21 and 99,897.61

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Solution

The fourth proportional to 184,780.57, 254,997.21 and 99,897.61 is: 137,858.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,780.57 : 254,997.21 = 99,897.61 : x
  2. Step 2: Convert to fraction form
    184,780.57/254,997.21 = 99,897.61/x
  3. Step 3: Cross multiply
    184,780.57x = 254,997.21 × 99,897.61
  4. Step 4: Simplify right side
    184,780.57x = 25,473,611,835.67
  5. Step 5: Solve for x
    x = 25,473,611,835.67/184,780.57
  6. Step 6: Final answer
    x = 137,858.71

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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.