Home / 148,276.85-204,622.14-80,294.36

Finding the Fourth Proportional to 148,276.85, 204,622.14 and 80,294.36

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Solution

The fourth proportional to 148,276.85, 204,622.14 and 80,294.36 is: 110,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,276.85 : 204,622.14 = 80,294.36 : x
  2. Step 2: Convert to fraction form
    148,276.85/204,622.14 = 80,294.36/x
  3. Step 3: Cross multiply
    148,276.85x = 204,622.14 × 80,294.36
  4. Step 4: Simplify right side
    148,276.85x = 16,430,002,750.02
  5. Step 5: Solve for x
    x = 16,430,002,750.02/148,276.85
  6. Step 6: Final answer
    x = 110,806.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.