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Finding the Fourth Proportional to 59,317.92, 81,842.40 and 35,435.88

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Solution

The fourth proportional to 59,317.92, 81,842.40 and 35,435.88 is: 48,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,317.92 : 81,842.40 = 35,435.88 : x
  2. Step 2: Convert to fraction form
    59,317.92/81,842.40 = 35,435.88/x
  3. Step 3: Cross multiply
    59,317.92x = 81,842.40 × 35,435.88
  4. Step 4: Simplify right side
    59,317.92x = 2,900,157,465.31
  5. Step 5: Solve for x
    x = 2,900,157,465.31/59,317.92
  6. Step 6: Final answer
    x = 48,891.76

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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.