Home / 122,228.20-183,342.30-52,114.60

Finding the Fourth Proportional to 122,228.20, 183,342.30 and 52,114.60

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Solution

The fourth proportional to 122,228.20, 183,342.30 and 52,114.60 is: 78,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,228.20 : 183,342.30 = 52,114.60 : x
  2. Step 2: Convert to fraction form
    122,228.20/183,342.30 = 52,114.60/x
  3. Step 3: Cross multiply
    122,228.20x = 183,342.30 × 52,114.60
  4. Step 4: Simplify right side
    122,228.20x = 9,554,810,627.58
  5. Step 5: Solve for x
    x = 9,554,810,627.58/122,228.20
  6. Step 6: Final answer
    x = 78,171.90

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1.5x scale

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.