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Finding the Fourth Proportional to 95,955.84, 143,933.76 and 93,331.44

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Solution

The fourth proportional to 95,955.84, 143,933.76 and 93,331.44 is: 139,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,955.84 : 143,933.76 = 93,331.44 : x
  2. Step 2: Convert to fraction form
    95,955.84/143,933.76 = 93,331.44/x
  3. Step 3: Cross multiply
    95,955.84x = 143,933.76 × 93,331.44
  4. Step 4: Simplify right side
    95,955.84x = 13,433,545,085.41
  5. Step 5: Solve for x
    x = 13,433,545,085.41/95,955.84
  6. Step 6: Final answer
    x = 139,997.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.