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Finding the Fourth Proportional to 94,809.96, 142,130.43 and 44,858.88

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Solution

The fourth proportional to 94,809.96, 142,130.43 and 44,858.88 is: 67,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,809.96 : 142,130.43 = 44,858.88 : x
  2. Step 2: Convert to fraction form
    94,809.96/142,130.43 = 44,858.88/x
  3. Step 3: Cross multiply
    94,809.96x = 142,130.43 × 44,858.88
  4. Step 4: Simplify right side
    94,809.96x = 6,375,811,903.72
  5. Step 5: Solve for x
    x = 6,375,811,903.72/94,809.96
  6. Step 6: Final answer
    x = 67,248.33

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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.