Home / 96,757.98-145,135.47-68,176.77

Finding the Fourth Proportional to 96,757.98, 145,135.47 and 68,176.77

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Solution

The fourth proportional to 96,757.98, 145,135.47 and 68,176.77 is: 102,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,757.98 : 145,135.47 = 68,176.77 : x
  2. Step 2: Convert to fraction form
    96,757.98/145,135.47 = 68,176.77/x
  3. Step 3: Cross multiply
    96,757.98x = 145,135.47 × 68,176.77
  4. Step 4: Simplify right side
    96,757.98x = 9,894,867,557.03
  5. Step 5: Solve for x
    x = 9,894,867,557.03/96,757.98
  6. Step 6: Final answer
    x = 102,264.10

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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.