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Finding the Fourth Proportional to 58,991.84, 81,408.02 and 32,134.26

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Solution

The fourth proportional to 58,991.84, 81,408.02 and 32,134.26 is: 44,344.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,991.84 : 81,408.02 = 32,134.26 : x
  2. Step 2: Convert to fraction form
    58,991.84/81,408.02 = 32,134.26/x
  3. Step 3: Cross multiply
    58,991.84x = 81,408.02 × 32,134.26
  4. Step 4: Simplify right side
    58,991.84x = 2,615,986,480.77
  5. Step 5: Solve for x
    x = 2,615,986,480.77/58,991.84
  6. Step 6: Final answer
    x = 44,344.89

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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.