Home / 50,818.32-76,211.32-47,501.40

Finding the Fourth Proportional to 50,818.32, 76,211.32 and 47,501.40

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Solution

The fourth proportional to 50,818.32, 76,211.32 and 47,501.40 is: 71,236.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,818.32 : 76,211.32 = 47,501.40 : x
  2. Step 2: Convert to fraction form
    50,818.32/76,211.32 = 47,501.40/x
  3. Step 3: Cross multiply
    50,818.32x = 76,211.32 × 47,501.40
  4. Step 4: Simplify right side
    50,818.32x = 3,620,144,395.85
  5. Step 5: Solve for x
    x = 3,620,144,395.85/50,818.32
  6. Step 6: Final answer
    x = 71,236.99

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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.