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Finding the Fourth Proportional to 55,592, 76,665.04 and 35,427.84

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Solution

The fourth proportional to 55,592, 76,665.04 and 35,427.84 is: 48,857.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,592 : 76,665.04 = 35,427.84 : x
  2. Step 2: Convert to fraction form
    55,592/76,665.04 = 35,427.84/x
  3. Step 3: Cross multiply
    55,592x = 76,665.04 × 35,427.84
  4. Step 4: Simplify right side
    55,592x = 2,716,076,770.71
  5. Step 5: Solve for x
    x = 2,716,076,770.71/55,592
  6. Step 6: Final answer
    x = 48,857.33

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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.