Home / 122,135.96-183,250.08-47,260.61

Finding the Fourth Proportional to 122,135.96, 183,250.08 and 47,260.61

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Solution

The fourth proportional to 122,135.96, 183,250.08 and 47,260.61 is: 70,908.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,135.96 : 183,250.08 = 47,260.61 : x
  2. Step 2: Convert to fraction form
    122,135.96/183,250.08 = 47,260.61/x
  3. Step 3: Cross multiply
    122,135.96x = 183,250.08 × 47,260.61
  4. Step 4: Simplify right side
    122,135.96x = 8,660,510,563.35
  5. Step 5: Solve for x
    x = 8,660,510,563.35/122,135.96
  6. Step 6: Final answer
    x = 70,908.77

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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.