Home / 46,774.98-70,122.38-31,939.83

Finding the Fourth Proportional to 46,774.98, 70,122.38 and 31,939.83

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Solution

The fourth proportional to 46,774.98, 70,122.38 and 31,939.83 is: 47,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,774.98 : 70,122.38 = 31,939.83 : x
  2. Step 2: Convert to fraction form
    46,774.98/70,122.38 = 31,939.83/x
  3. Step 3: Cross multiply
    46,774.98x = 70,122.38 × 31,939.83
  4. Step 4: Simplify right side
    46,774.98x = 2,239,696,736.70
  5. Step 5: Solve for x
    x = 2,239,696,736.70/46,774.98
  6. Step 6: Final answer
    x = 47,882.37

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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.