Home / 51,787.54-77,627.42-35,148.92

Finding the Fourth Proportional to 51,787.54, 77,627.42 and 35,148.92

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Solution

The fourth proportional to 51,787.54, 77,627.42 and 35,148.92 is: 52,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,787.54 : 77,627.42 = 35,148.92 : x
  2. Step 2: Convert to fraction form
    51,787.54/77,627.42 = 35,148.92/x
  3. Step 3: Cross multiply
    51,787.54x = 77,627.42 × 35,148.92
  4. Step 4: Simplify right side
    51,787.54x = 2,728,519,975.39
  5. Step 5: Solve for x
    x = 2,728,519,975.39/51,787.54
  6. Step 6: Final answer
    x = 52,686.80

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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.