Home / 122,687.13-184,030.76-56,080.55

Finding the Fourth Proportional to 122,687.13, 184,030.76 and 56,080.55

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Solution

The fourth proportional to 122,687.13, 184,030.76 and 56,080.55 is: 84,120.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,687.13 : 184,030.76 = 56,080.55 : x
  2. Step 2: Convert to fraction form
    122,687.13/184,030.76 = 56,080.55/x
  3. Step 3: Cross multiply
    122,687.13x = 184,030.76 × 56,080.55
  4. Step 4: Simplify right side
    122,687.13x = 10,320,546,838.00
  5. Step 5: Solve for x
    x = 10,320,546,838.00/122,687.13
  6. Step 6: Final answer
    x = 84,120.86

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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.