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Finding the Fourth Proportional to 59,254.67, 81,765.28 and 35,378.09

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Solution

The fourth proportional to 59,254.67, 81,765.28 and 35,378.09 is: 48,818.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,254.67 : 81,765.28 = 35,378.09 : x
  2. Step 2: Convert to fraction form
    59,254.67/81,765.28 = 35,378.09/x
  3. Step 3: Cross multiply
    59,254.67x = 81,765.28 × 35,378.09
  4. Step 4: Simplify right side
    59,254.67x = 2,892,699,434.72
  5. Step 5: Solve for x
    x = 2,892,699,434.72/59,254.67
  6. Step 6: Final answer
    x = 48,818.08

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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.