Home / 61,719.03-85,172.09-33,424.65

Finding the Fourth Proportional to 61,719.03, 85,172.09 and 33,424.65

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Solution

The fourth proportional to 61,719.03, 85,172.09 and 33,424.65 is: 46,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,719.03 : 85,172.09 = 33,424.65 : x
  2. Step 2: Convert to fraction form
    61,719.03/85,172.09 = 33,424.65/x
  3. Step 3: Cross multiply
    61,719.03x = 85,172.09 × 33,424.65
  4. Step 4: Simplify right side
    61,719.03x = 2,846,847,130.90
  5. Step 5: Solve for x
    x = 2,846,847,130.90/61,719.03
  6. Step 6: Final answer
    x = 46,125.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.