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Finding the Fourth Proportional to 93,987.84, 140,914.56 and 44,040

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Solution

The fourth proportional to 93,987.84, 140,914.56 and 44,040 is: 66,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,987.84 : 140,914.56 = 44,040 : x
  2. Step 2: Convert to fraction form
    93,987.84/140,914.56 = 44,040/x
  3. Step 3: Cross multiply
    93,987.84x = 140,914.56 × 44,040
  4. Step 4: Simplify right side
    93,987.84x = 6,205,877,222.40
  5. Step 5: Solve for x
    x = 6,205,877,222.40/93,987.84
  6. Step 6: Final answer
    x = 66,028.51

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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.