Home / 148,938.80-223,408.20-134,193.20

Finding the Fourth Proportional to 148,938.80, 223,408.20 and 134,193.20

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Solution

The fourth proportional to 148,938.80, 223,408.20 and 134,193.20 is: 201,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,938.80 : 223,408.20 = 134,193.20 : x
  2. Step 2: Convert to fraction form
    148,938.80/223,408.20 = 134,193.20/x
  3. Step 3: Cross multiply
    148,938.80x = 223,408.20 × 134,193.20
  4. Step 4: Simplify right side
    148,938.80x = 29,979,861,264.24
  5. Step 5: Solve for x
    x = 29,979,861,264.24/148,938.80
  6. Step 6: Final answer
    x = 201,289.80

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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.