Home / 92,875,936.79-139,010,756.31-68,277,351.08

Finding the Fourth Proportional to 92,875,936.79, 139,010,756.31 and 68,277,351.08

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Solution

The fourth proportional to 92,875,936.79, 139,010,756.31 and 68,277,351.08 is: 102,193,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,875,936.79 : 139,010,756.31 = 68,277,351.08 : x
  2. Step 2: Convert to fraction form
    92,875,936.79/139,010,756.31 = 68,277,351.08/x
  3. Step 3: Cross multiply
    92,875,936.79x = 139,010,756.31 × 68,277,351.08
  4. Step 4: Simplify right side
    92,875,936.79x = 9,491,286,212,821,722
  5. Step 5: Solve for x
    x = 9,491,286,212,821,722/92,875,936.79
  6. Step 6: Final answer
    x = 102,193,168.01

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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.