Home / 89,884.44-134,909.46-45,542.07

Finding the Fourth Proportional to 89,884.44, 134,909.46 and 45,542.07

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Solution

The fourth proportional to 89,884.44, 134,909.46 and 45,542.07 is: 68,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,884.44 : 134,909.46 = 45,542.07 : x
  2. Step 2: Convert to fraction form
    89,884.44/134,909.46 = 45,542.07/x
  3. Step 3: Cross multiply
    89,884.44x = 134,909.46 × 45,542.07
  4. Step 4: Simplify right side
    89,884.44x = 6,144,056,070.98
  5. Step 5: Solve for x
    x = 6,144,056,070.98/89,884.44
  6. Step 6: Final answer
    x = 68,355.06

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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.