Home / 148,005.01-221,868.73-72,086.95

Finding the Fourth Proportional to 148,005.01, 221,868.73 and 72,086.95

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Solution

The fourth proportional to 148,005.01, 221,868.73 and 72,086.95 is: 108,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,005.01 : 221,868.73 = 72,086.95 : x
  2. Step 2: Convert to fraction form
    148,005.01/221,868.73 = 72,086.95/x
  3. Step 3: Cross multiply
    148,005.01x = 221,868.73 × 72,086.95
  4. Step 4: Simplify right side
    148,005.01x = 15,993,840,046.07
  5. Step 5: Solve for x
    x = 15,993,840,046.07/148,005.01
  6. Step 6: Final answer
    x = 108,062.83

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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.