Home / 61,467.12-92,142.99-33,345.90

Finding the Fourth Proportional to 61,467.12, 92,142.99 and 33,345.90

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Solution

The fourth proportional to 61,467.12, 92,142.99 and 33,345.90 is: 49,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,467.12 : 92,142.99 = 33,345.90 : x
  2. Step 2: Convert to fraction form
    61,467.12/92,142.99 = 33,345.90/x
  3. Step 3: Cross multiply
    61,467.12x = 92,142.99 × 33,345.90
  4. Step 4: Simplify right side
    61,467.12x = 3,072,590,930.24
  5. Step 5: Solve for x
    x = 3,072,590,930.24/61,467.12
  6. Step 6: Final answer
    x = 49,987.55

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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.