Home / 122,059.80-183,090.28-43,174.08

Finding the Fourth Proportional to 122,059.80, 183,090.28 and 43,174.08

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Solution

The fourth proportional to 122,059.80, 183,090.28 and 43,174.08 is: 64,761.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,059.80 : 183,090.28 = 43,174.08 : x
  2. Step 2: Convert to fraction form
    122,059.80/183,090.28 = 43,174.08/x
  3. Step 3: Cross multiply
    122,059.80x = 183,090.28 × 43,174.08
  4. Step 4: Simplify right side
    122,059.80x = 7,904,754,395.94
  5. Step 5: Solve for x
    x = 7,904,754,395.94/122,059.80
  6. Step 6: Final answer
    x = 64,761.33

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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.