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Finding the Fourth Proportional to 46,603.70, 69,775.29 and 25,179.66

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Solution

The fourth proportional to 46,603.70, 69,775.29 and 25,179.66 is: 37,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,603.70 : 69,775.29 = 25,179.66 : x
  2. Step 2: Convert to fraction form
    46,603.70/69,775.29 = 25,179.66/x
  3. Step 3: Cross multiply
    46,603.70x = 69,775.29 × 25,179.66
  4. Step 4: Simplify right side
    46,603.70x = 1,756,917,665.65
  5. Step 5: Solve for x
    x = 1,756,917,665.65/46,603.70
  6. Step 6: Final answer
    x = 37,699.11

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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.