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Finding the Fourth Proportional to 59,959.66, 82,742.16 and 33,101.60

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Solution

The fourth proportional to 59,959.66, 82,742.16 and 33,101.60 is: 45,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,959.66 : 82,742.16 = 33,101.60 : x
  2. Step 2: Convert to fraction form
    59,959.66/82,742.16 = 33,101.60/x
  3. Step 3: Cross multiply
    59,959.66x = 82,742.16 × 33,101.60
  4. Step 4: Simplify right side
    59,959.66x = 2,738,897,883.46
  5. Step 5: Solve for x
    x = 2,738,897,883.46/59,959.66
  6. Step 6: Final answer
    x = 45,679.01

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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.