Home / 236,591.40-354,887.10-169,890.60

Finding the Fourth Proportional to 236,591.40, 354,887.10 and 169,890.60

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Solution

The fourth proportional to 236,591.40, 354,887.10 and 169,890.60 is: 254,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,591.40 : 354,887.10 = 169,890.60 : x
  2. Step 2: Convert to fraction form
    236,591.40/354,887.10 = 169,890.60/x
  3. Step 3: Cross multiply
    236,591.40x = 354,887.10 × 169,890.60
  4. Step 4: Simplify right side
    236,591.40x = 60,291,982,351.26
  5. Step 5: Solve for x
    x = 60,291,982,351.26/236,591.40
  6. Step 6: Final answer
    x = 254,835.90

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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.