Home / 533,123.07-799,725.91-178,138.34

Finding the Fourth Proportional to 533,123.07, 799,725.91 and 178,138.34

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Solution

The fourth proportional to 533,123.07, 799,725.91 and 178,138.34 is: 267,221.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,123.07 : 799,725.91 = 178,138.34 : x
  2. Step 2: Convert to fraction form
    533,123.07/799,725.91 = 178,138.34/x
  3. Step 3: Cross multiply
    533,123.07x = 799,725.91 × 178,138.34
  4. Step 4: Simplify right side
    533,123.07x = 142,461,844,951.40
  5. Step 5: Solve for x
    x = 142,461,844,951.40/533,123.07
  6. Step 6: Final answer
    x = 267,221.31

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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.