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Finding the Fourth Proportional to 183,480.40, 275,220.60 and 83,835.22

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Solution

The fourth proportional to 183,480.40, 275,220.60 and 83,835.22 is: 125,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,480.40 : 275,220.60 = 83,835.22 : x
  2. Step 2: Convert to fraction form
    183,480.40/275,220.60 = 83,835.22/x
  3. Step 3: Cross multiply
    183,480.40x = 275,220.60 × 83,835.22
  4. Step 4: Simplify right side
    183,480.40x = 23,073,178,173.43
  5. Step 5: Solve for x
    x = 23,073,178,173.43/183,480.40
  6. Step 6: Final answer
    x = 125,752.82

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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.