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Finding the Fourth Proportional to 60,703.09, 83,770.61 and 35,224.61

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Solution

The fourth proportional to 60,703.09, 83,770.61 and 35,224.61 is: 48,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,703.09 : 83,770.61 = 35,224.61 : x
  2. Step 2: Convert to fraction form
    60,703.09/83,770.61 = 35,224.61/x
  3. Step 3: Cross multiply
    60,703.09x = 83,770.61 × 35,224.61
  4. Step 4: Simplify right side
    60,703.09x = 2,950,786,471.74
  5. Step 5: Solve for x
    x = 2,950,786,471.74/60,703.09
  6. Step 6: Final answer
    x = 48,610.15

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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.