Home / 122,507.03-183,514.49-55,855.47

Finding the Fourth Proportional to 122,507.03, 183,514.49 and 55,855.47

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Solution

The fourth proportional to 122,507.03, 183,514.49 and 55,855.47 is: 83,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,507.03 : 183,514.49 = 55,855.47 : x
  2. Step 2: Convert to fraction form
    122,507.03/183,514.49 = 55,855.47/x
  3. Step 3: Cross multiply
    122,507.03x = 183,514.49 × 55,855.47
  4. Step 4: Simplify right side
    122,507.03x = 10,250,287,542.22
  5. Step 5: Solve for x
    x = 10,250,287,542.22/122,507.03
  6. Step 6: Final answer
    x = 83,671.02

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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.