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Finding the Fourth Proportional to 58,512.62, 80,750.32 and 35,852.87

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Solution

The fourth proportional to 58,512.62, 80,750.32 and 35,852.87 is: 49,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,512.62 : 80,750.32 = 35,852.87 : x
  2. Step 2: Convert to fraction form
    58,512.62/80,750.32 = 35,852.87/x
  3. Step 3: Cross multiply
    58,512.62x = 80,750.32 × 35,852.87
  4. Step 4: Simplify right side
    58,512.62x = 2,895,131,039.33
  5. Step 5: Solve for x
    x = 2,895,131,039.33/58,512.62
  6. Step 6: Final answer
    x = 49,478.74

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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.