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Finding the Fourth Proportional to 58,597.54, 80,864.62 and 31,739.96

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Solution

The fourth proportional to 58,597.54, 80,864.62 and 31,739.96 is: 43,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,597.54 : 80,864.62 = 31,739.96 : x
  2. Step 2: Convert to fraction form
    58,597.54/80,864.62 = 31,739.96/x
  3. Step 3: Cross multiply
    58,597.54x = 80,864.62 × 31,739.96
  4. Step 4: Simplify right side
    58,597.54x = 2,566,639,804.22
  5. Step 5: Solve for x
    x = 2,566,639,804.22/58,597.54
  6. Step 6: Final answer
    x = 43,801.15

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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.