Home / 122,132.28-183,210-37,893.36

Finding the Fourth Proportional to 122,132.28, 183,210 and 37,893.36

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Solution

The fourth proportional to 122,132.28, 183,210 and 37,893.36 is: 56,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,132.28 : 183,210 = 37,893.36 : x
  2. Step 2: Convert to fraction form
    122,132.28/183,210 = 37,893.36/x
  3. Step 3: Cross multiply
    122,132.28x = 183,210 × 37,893.36
  4. Step 4: Simplify right side
    122,132.28x = 6,942,442,485.60
  5. Step 5: Solve for x
    x = 6,942,442,485.60/122,132.28
  6. Step 6: Final answer
    x = 56,843.63

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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.