Home / 89,270.45-133,914.32-26,089.16

Finding the Fourth Proportional to 89,270.45, 133,914.32 and 26,089.16

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Solution

The fourth proportional to 89,270.45, 133,914.32 and 26,089.16 is: 39,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,270.45 : 133,914.32 = 26,089.16 : x
  2. Step 2: Convert to fraction form
    89,270.45/133,914.32 = 26,089.16/x
  3. Step 3: Cross multiply
    89,270.45x = 133,914.32 × 26,089.16
  4. Step 4: Simplify right side
    89,270.45x = 3,493,711,418.59
  5. Step 5: Solve for x
    x = 3,493,711,418.59/89,270.45
  6. Step 6: Final answer
    x = 39,136.26

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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.