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Finding the Fourth Proportional to 55,496.31, 76,593.48 and 43,649.46

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Solution

The fourth proportional to 55,496.31, 76,593.48 and 43,649.46 is: 60,243.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,496.31 : 76,593.48 = 43,649.46 : x
  2. Step 2: Convert to fraction form
    55,496.31/76,593.48 = 43,649.46/x
  3. Step 3: Cross multiply
    55,496.31x = 76,593.48 × 43,649.46
  4. Step 4: Simplify right side
    55,496.31x = 3,343,264,041.52
  5. Step 5: Solve for x
    x = 3,343,264,041.52/55,496.31
  6. Step 6: Final answer
    x = 60,243.00

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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.