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Finding the Fourth Proportional to 60,999.86, 84,180.22 and 34,144.84

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Solution

The fourth proportional to 60,999.86, 84,180.22 and 34,144.84 is: 47,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,999.86 : 84,180.22 = 34,144.84 : x
  2. Step 2: Convert to fraction form
    60,999.86/84,180.22 = 34,144.84/x
  3. Step 3: Cross multiply
    60,999.86x = 84,180.22 × 34,144.84
  4. Step 4: Simplify right side
    60,999.86x = 2,874,320,143.06
  5. Step 5: Solve for x
    x = 2,874,320,143.06/60,999.86
  6. Step 6: Final answer
    x = 47,120.11

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1.5x scale

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.