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Finding the Fourth Proportional to 59,679.99, 82,330.70 and 35,765.15

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Solution

The fourth proportional to 59,679.99, 82,330.70 and 35,765.15 is: 49,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,679.99 : 82,330.70 = 35,765.15 : x
  2. Step 2: Convert to fraction form
    59,679.99/82,330.70 = 35,765.15/x
  3. Step 3: Cross multiply
    59,679.99x = 82,330.70 × 35,765.15
  4. Step 4: Simplify right side
    59,679.99x = 2,944,569,244.63
  5. Step 5: Solve for x
    x = 2,944,569,244.63/59,679.99
  6. Step 6: Final answer
    x = 49,339.31

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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.