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Finding the Fourth Proportional to 58,887.87, 81,273.06 and 35,027.70

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Solution

The fourth proportional to 58,887.87, 81,273.06 and 35,027.70 is: 48,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,887.87 : 81,273.06 = 35,027.70 : x
  2. Step 2: Convert to fraction form
    58,887.87/81,273.06 = 35,027.70/x
  3. Step 3: Cross multiply
    58,887.87x = 81,273.06 × 35,027.70
  4. Step 4: Simplify right side
    58,887.87x = 2,846,808,363.76
  5. Step 5: Solve for x
    x = 2,846,808,363.76/58,887.87
  6. Step 6: Final answer
    x = 48,342.87

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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.