Home / 51,400.95-76,981.67-49,982.13

Finding the Fourth Proportional to 51,400.95, 76,981.67 and 49,982.13

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Solution

The fourth proportional to 51,400.95, 76,981.67 and 49,982.13 is: 74,856.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,400.95 : 76,981.67 = 49,982.13 : x
  2. Step 2: Convert to fraction form
    51,400.95/76,981.67 = 49,982.13/x
  3. Step 3: Cross multiply
    51,400.95x = 76,981.67 × 49,982.13
  4. Step 4: Simplify right side
    51,400.95x = 3,847,707,587.65
  5. Step 5: Solve for x
    x = 3,847,707,587.65/51,400.95
  6. Step 6: Final answer
    x = 74,856.75

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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.