Home / 122,739.06-183,886.11-56,234.82

Finding the Fourth Proportional to 122,739.06, 183,886.11 and 56,234.82

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Solution

The fourth proportional to 122,739.06, 183,886.11 and 56,234.82 is: 84,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,739.06 : 183,886.11 = 56,234.82 : x
  2. Step 2: Convert to fraction form
    122,739.06/183,886.11 = 56,234.82/x
  3. Step 3: Cross multiply
    122,739.06x = 183,886.11 × 56,234.82
  4. Step 4: Simplify right side
    122,739.06x = 10,340,802,296.35
  5. Step 5: Solve for x
    x = 10,340,802,296.35/122,739.06
  6. Step 6: Final answer
    x = 84,250.30

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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.