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Finding the Fourth Proportional to 59,870.34, 82,619.48 and 33,012.39

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Solution

The fourth proportional to 59,870.34, 82,619.48 and 33,012.39 is: 45,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,870.34 : 82,619.48 = 33,012.39 : x
  2. Step 2: Convert to fraction form
    59,870.34/82,619.48 = 33,012.39/x
  3. Step 3: Cross multiply
    59,870.34x = 82,619.48 × 33,012.39
  4. Step 4: Simplify right side
    59,870.34x = 2,727,466,495.36
  5. Step 5: Solve for x
    x = 2,727,466,495.36/59,870.34
  6. Step 6: Final answer
    x = 45,556.22

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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.