Home / 50,776.90-76,178.49-29,734.72

Finding the Fourth Proportional to 50,776.90, 76,178.49 and 29,734.72

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Solution

The fourth proportional to 50,776.90, 76,178.49 and 29,734.72 is: 44,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,776.90 : 76,178.49 = 29,734.72 : x
  2. Step 2: Convert to fraction form
    50,776.90/76,178.49 = 29,734.72/x
  3. Step 3: Cross multiply
    50,776.90x = 76,178.49 × 29,734.72
  4. Step 4: Simplify right side
    50,776.90x = 2,265,146,070.17
  5. Step 5: Solve for x
    x = 2,265,146,070.17/50,776.90
  6. Step 6: Final answer
    x = 44,609.77

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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.