Home / 132,450.80-198,801-48,292.28

Finding the Fourth Proportional to 132,450.80, 198,801 and 48,292.28

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Solution

The fourth proportional to 132,450.80, 198,801 and 48,292.28 is: 72,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,450.80 : 198,801 = 48,292.28 : x
  2. Step 2: Convert to fraction form
    132,450.80/198,801 = 48,292.28/x
  3. Step 3: Cross multiply
    132,450.80x = 198,801 × 48,292.28
  4. Step 4: Simplify right side
    132,450.80x = 9,600,553,556.28
  5. Step 5: Solve for x
    x = 9,600,553,556.28/132,450.80
  6. Step 6: Final answer
    x = 72,483.92

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1.5x scale

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.