Home / 148,329.58-204,638.34-109,660.26

Finding the Fourth Proportional to 148,329.58, 204,638.34 and 109,660.26

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Solution

The fourth proportional to 148,329.58, 204,638.34 and 109,660.26 is: 151,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,329.58 : 204,638.34 = 109,660.26 : x
  2. Step 2: Convert to fraction form
    148,329.58/204,638.34 = 109,660.26/x
  3. Step 3: Cross multiply
    148,329.58x = 204,638.34 × 109,660.26
  4. Step 4: Simplify right side
    148,329.58x = 22,440,693,570.37
  5. Step 5: Solve for x
    x = 22,440,693,570.37/148,329.58
  6. Step 6: Final answer
    x = 151,289.40

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1.5x scale

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.