Home / 61,647.35-85,077.83-34,792.20

Finding the Fourth Proportional to 61,647.35, 85,077.83 and 34,792.20

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Solution

The fourth proportional to 61,647.35, 85,077.83 and 34,792.20 is: 48,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,647.35 : 85,077.83 = 34,792.20 : x
  2. Step 2: Convert to fraction form
    61,647.35/85,077.83 = 34,792.20/x
  3. Step 3: Cross multiply
    61,647.35x = 85,077.83 × 34,792.20
  4. Step 4: Simplify right side
    61,647.35x = 2,960,044,702.97
  5. Step 5: Solve for x
    x = 2,960,044,702.97/61,647.35
  6. Step 6: Final answer
    x = 48,015.77

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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.