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Finding the Fourth Proportional to 58,975.67, 81,388.32 and 32,119.31

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Solution

The fourth proportional to 58,975.67, 81,388.32 and 32,119.31 is: 44,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,975.67 : 81,388.32 = 32,119.31 : x
  2. Step 2: Convert to fraction form
    58,975.67/81,388.32 = 32,119.31/x
  3. Step 3: Cross multiply
    58,975.67x = 81,388.32 × 32,119.31
  4. Step 4: Simplify right side
    58,975.67x = 2,614,136,680.46
  5. Step 5: Solve for x
    x = 2,614,136,680.46/58,975.67
  6. Step 6: Final answer
    x = 44,325.68

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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.