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Finding the Fourth Proportional to 59,403.68, 89,092.94 and 35,398.61

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Solution

The fourth proportional to 59,403.68, 89,092.94 and 35,398.61 is: 53,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,403.68 : 89,092.94 = 35,398.61 : x
  2. Step 2: Convert to fraction form
    59,403.68/89,092.94 = 35,398.61/x
  3. Step 3: Cross multiply
    59,403.68x = 89,092.94 × 35,398.61
  4. Step 4: Simplify right side
    59,403.68x = 3,153,765,614.36
  5. Step 5: Solve for x
    x = 3,153,765,614.36/59,403.68
  6. Step 6: Final answer
    x = 53,090.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.