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Finding the Fourth Proportional to 58,809, 81,156.42 and 32,313

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Solution

The fourth proportional to 58,809, 81,156.42 and 32,313 is: 44,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,809 : 81,156.42 = 32,313 : x
  2. Step 2: Convert to fraction form
    58,809/81,156.42 = 32,313/x
  3. Step 3: Cross multiply
    58,809x = 81,156.42 × 32,313
  4. Step 4: Simplify right side
    58,809x = 2,622,407,399.46
  5. Step 5: Solve for x
    x = 2,622,407,399.46/58,809
  6. Step 6: Final answer
    x = 44,591.94

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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.