Home / 122,155.80-183,259.86-37,914.20

Finding the Fourth Proportional to 122,155.80, 183,259.86 and 37,914.20

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Solution

The fourth proportional to 122,155.80, 183,259.86 and 37,914.20 is: 56,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,155.80 : 183,259.86 = 37,914.20 : x
  2. Step 2: Convert to fraction form
    122,155.80/183,259.86 = 37,914.20/x
  3. Step 3: Cross multiply
    122,155.80x = 183,259.86 × 37,914.20
  4. Step 4: Simplify right side
    122,155.80x = 6,948,150,984.01
  5. Step 5: Solve for x
    x = 6,948,150,984.01/122,155.80
  6. Step 6: Final answer
    x = 56,879.42

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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.