Home / 51,117.45-70,569.75-35,850.87

Finding the Fourth Proportional to 51,117.45, 70,569.75 and 35,850.87

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Solution

The fourth proportional to 51,117.45, 70,569.75 and 35,850.87 is: 49,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,117.45 : 70,569.75 = 35,850.87 : x
  2. Step 2: Convert to fraction form
    51,117.45/70,569.75 = 35,850.87/x
  3. Step 3: Cross multiply
    51,117.45x = 70,569.75 × 35,850.87
  4. Step 4: Simplify right side
    51,117.45x = 2,529,986,865.96
  5. Step 5: Solve for x
    x = 2,529,986,865.96/51,117.45
  6. Step 6: Final answer
    x = 49,493.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.