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Finding the Fourth Proportional to 55,606.33, 83,409.90 and 44,498.80

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Solution

The fourth proportional to 55,606.33, 83,409.90 and 44,498.80 is: 66,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,606.33 : 83,409.90 = 44,498.80 : x
  2. Step 2: Convert to fraction form
    55,606.33/83,409.90 = 44,498.80/x
  3. Step 3: Cross multiply
    55,606.33x = 83,409.90 × 44,498.80
  4. Step 4: Simplify right side
    55,606.33x = 3,711,639,818.58
  5. Step 5: Solve for x
    x = 3,711,639,818.58/55,606.33
  6. Step 6: Final answer
    x = 66,748.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.