Home / 122,977.98-184,492.89-39,865.50

Finding the Fourth Proportional to 122,977.98, 184,492.89 and 39,865.50

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Solution

The fourth proportional to 122,977.98, 184,492.89 and 39,865.50 is: 59,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,977.98 : 184,492.89 = 39,865.50 : x
  2. Step 2: Convert to fraction form
    122,977.98/184,492.89 = 39,865.50/x
  3. Step 3: Cross multiply
    122,977.98x = 184,492.89 × 39,865.50
  4. Step 4: Simplify right side
    122,977.98x = 7,354,901,306.30
  5. Step 5: Solve for x
    x = 7,354,901,306.30/122,977.98
  6. Step 6: Final answer
    x = 59,806.65

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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.