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Finding the Fourth Proportional to 59,151.70, 81,628.27 and 33,657.51

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Solution

The fourth proportional to 59,151.70, 81,628.27 and 33,657.51 is: 46,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,151.70 : 81,628.27 = 33,657.51 : x
  2. Step 2: Convert to fraction form
    59,151.70/81,628.27 = 33,657.51/x
  3. Step 3: Cross multiply
    59,151.70x = 81,628.27 × 33,657.51
  4. Step 4: Simplify right side
    59,151.70x = 2,747,404,313.81
  5. Step 5: Solve for x
    x = 2,747,404,313.81/59,151.70
  6. Step 6: Final answer
    x = 46,446.75

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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.