Home / 61,745.06-85,207.38-34,887.08

Finding the Fourth Proportional to 61,745.06, 85,207.38 and 34,887.08

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Solution

The fourth proportional to 61,745.06, 85,207.38 and 34,887.08 is: 48,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,745.06 : 85,207.38 = 34,887.08 : x
  2. Step 2: Convert to fraction form
    61,745.06/85,207.38 = 34,887.08/x
  3. Step 3: Cross multiply
    61,745.06x = 85,207.38 × 34,887.08
  4. Step 4: Simplify right side
    61,745.06x = 2,972,636,682.65
  5. Step 5: Solve for x
    x = 2,972,636,682.65/61,745.06
  6. Step 6: Final answer
    x = 48,143.72

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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.