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Finding the Fourth Proportional to 58,953.87, 81,343.17 and 33,803.37

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Solution

The fourth proportional to 58,953.87, 81,343.17 and 33,803.37 is: 46,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,953.87 : 81,343.17 = 33,803.37 : x
  2. Step 2: Convert to fraction form
    58,953.87/81,343.17 = 33,803.37/x
  3. Step 3: Cross multiply
    58,953.87x = 81,343.17 × 33,803.37
  4. Step 4: Simplify right side
    58,953.87x = 2,749,673,272.48
  5. Step 5: Solve for x
    x = 2,749,673,272.48/58,953.87
  6. Step 6: Final answer
    x = 46,641.10

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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.