Home / 148,849.45-223,362.70-54,087.01

Finding the Fourth Proportional to 148,849.45, 223,362.70 and 54,087.01

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Solution

The fourth proportional to 148,849.45, 223,362.70 and 54,087.01 is: 81,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,849.45 : 223,362.70 = 54,087.01 : x
  2. Step 2: Convert to fraction form
    148,849.45/223,362.70 = 54,087.01/x
  3. Step 3: Cross multiply
    148,849.45x = 223,362.70 × 54,087.01
  4. Step 4: Simplify right side
    148,849.45x = 12,081,019,894.90
  5. Step 5: Solve for x
    x = 12,081,019,894.90/148,849.45
  6. Step 6: Final answer
    x = 81,162.68

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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.