Home / 51,725.70-77,456.79-34,141.86

Finding the Fourth Proportional to 51,725.70, 77,456.79 and 34,141.86

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Solution

The fourth proportional to 51,725.70, 77,456.79 and 34,141.86 is: 51,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,725.70 : 77,456.79 = 34,141.86 : x
  2. Step 2: Convert to fraction form
    51,725.70/77,456.79 = 34,141.86/x
  3. Step 3: Cross multiply
    51,725.70x = 77,456.79 × 34,141.86
  4. Step 4: Simplify right side
    51,725.70x = 2,644,518,880.23
  5. Step 5: Solve for x
    x = 2,644,518,880.23/51,725.70
  6. Step 6: Final answer
    x = 51,125.82

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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.